Knight PMP Plus Owner's Manual
Knight PMP Plus, your newly acquired chemical metering system, offers precise chemical injections for various applications. It features a variable speed pump for accurate dosing, a multi-function controller with limit-timer and repeat cycle modes, and a watertight enclosure for indoor use. With its long-lasting squeeze tubes and seals, this system ensures reliable performance.
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INSTRUCTION MANUAL
INTRODUCTION
The PMP Plus Series peristaltic and electric diaphragm metering pump systems are designed to dispense a variety of cleaning, sanitizing, lubrication and water treatment chemicals. Positive, accurate metering of liquids can be triggered manually or by a process control signal.
The PMP Plus Series offers a range of variable speed controlled flow rates with 30 PSI peristaltic or 100 PSI electric diaphragm pump and a standard multi-function pump controller with selectable feed modes including limittimer, repeating cycle timer, relay/direct feed and push button activation.
Variable speed control of the pump flow rate can be set manually or by a remote 4—20mA input from a process control. PMP Plus is built with
Knight’s field proven, long-life pumps. The moisture-sensitive motor and controller are enclosed in a corrosion-resistant, watertight, powder-coated case that stands up well for indoor applications.
KEY FEATURES / BENEFITS
Auto-Start or Optional Manual Button Activation
Watertight, Secure Locking Enclosure
Long-Life Peristaltic or Electric Diaphragm Pumps (―EDP‖)
Water Resistant Case w/―D‖ Shaped Silicone Gasket
Long Lasting Squeeze Tubes and Valves Seals
Variable Speed Control
4—20mA speed control input to vary pump delivery volume with process
―Batch Feed‖ mode (Timer)
―Repeat Cycle‖ mode
Programmable Pump Delay
Wide Range of Flow Rates
Microprocessor, Push Button Programming
Pumps Pressure from 30 to 100 PSI
Pressure Switch option
Pump Lockout Option
APPLICATIONS
FOOD & BEVERAGE PROCESSING PLANTS:
CIP Sanitizer Injection, COP
Dosing, Bucket Fill, Conveyor Lube, Cart Washer, Water Treatment, Odor
Control Misting
DAIRY:
Pipeline Cleaning/Sanitizing, Teat Dip Chemical, Wash Pen
Chemical Injection
INDUSTRIAL:
General Cleaning, Machinery Lubrication, Cooling Towers,
Boilers
TRANSPORTATION:
Car Wash Stations
PMP-EDP Series
PMP-900 Series
Remote Activator
0900815 Rev: B (01/12) Page 1 of 24
CAUTION: Wear protective clothing and eyewear when dispensing chemicals or other materials. Observe safety handling instructions (MSDS) of chemical mfrs.
CAUTION: To avoid severe or fatal shock, always disconnect main power when servicing the unit.
CAUTION: When installing any equipment, ensure that all national and local safety, electrical, and plumbing codes are met.
Page 2 of 24 0900815 Rev: B (01/12)
RECOMMENDED OPERATING PARAMETERS
Pump Model
PMP-800 Models
PMP-900 Models
PMP-EDP Models
Duty Cycle
50%
50%
70%
Maximum Pump Run
Time
5 Minutes
5 Minutes
60 Minutes
Maximum Lift
(Suction)
10 Feet (3 Meters)
10 Feet (3 Meters)
Maximum Head
Pressure
30 PSI (2 Bar)
30 PSI (2 Bar)
15 Feet (4.5 Meters) 100 PSI (6.9 Bar)
NOTE: The duty cycles and maximum pump run time specified above can be exceeded, however in doing so the life of the squeeze tube, roller block and motor may be reduced.
SPECIFICATIONS
Enclosure: Powder coated stainless steel.
Pump Drive: Variable DC.
Squeeze Tube and Valve Seal Materials: Material available for most chemical applications.
Control: Limiting timer, repeating cycle timer, or relay mode.
Dimensions: PMP Plus-800: 9.3‖H x 5.8‖W x 5‖D (23.6cm x 14.7cm x 12.7cm)
PMP Plus-900: 13.6‖H x 8‖W x 7.5‖D (34.5cm x 20.3cm x 19.1cm)
PMP Plus EDP:13.6‖H x 8‖W x 7.5‖D (34.5cm x 20.3cm x 19.1cm)
Pollution Degree II
Installation category I
Altitude 2000m
Humidity 5 to 95%
Electrical supply 115VAC/60HZ, 230VAC/60HZ, 230VAC/50HZ, 2A
For Indoor Use Only
Temperature 5
C to 40
C
Mains supply voltage fluctuations are not to exceed 10% of the nominal supply voltage
The unit shall not be positioned so that it is difficult to operate the power disconnecting means
Protection is impaired if the product is used in a manner not specified by the manufacturer
Replacement Fuse for 115V/230V model: 2Amp, 250V, 6.3x32mm, Fast-Acting
PROGRAMMING SETTINGS
Operating
Mode
KTM
CT
Relay
4—20 mA
Signal Input
14—240 VAC/VDC
14—240 VAC/VDC
Pump ―ON‖ Time
0—12 min 42 sec
0—12 min 42 sec
14—240 VAC/VDC
External Input (PLC)
1 sec to continuous
Pump ―OFF‖
Time
Delay On Time
0—12 min 42 sec
0—255 min 0—12 min 42 sec
On First Off First
Select
Select
Select
Select
0900815 Rev: B (01/12) Page 3 of 24
THEORY OF OPERATION
The PMP Plus chemical metering systems come standard with a unique microcontroller that provides extreme versatility of use. The multi-function pump controller varies the speed of the pump to provide accurate, precise injections for almost any chemical batch feed application, repeat cycle injection, pumped misting applications and direct closed loop injection. The integral circuit board has dual dip switch program/mode selectors that provide the following operations:
KTM Mode (Timer) Dip Switch#5
— This pump ―Limit Timer‖ control is designed to control the run time of the pump with the press of a button or input of a signal from a powered switch or remote controller. The water proof control cabinet is normally mounted near the delivery point for the chemical, convenient for operators. Typical delivery points include Gerry cans, buckets, floor scrubbers, portable foamers or other receptacles. For applications where remote triggers such as a CIP or Conductivity control signal are used, the controller can be installed close to the signal source. The signal-input circuit accepts input voltages from 14-240 VAC. The MFSC board also has a ―Relay Mode‖ feature that allows the pump to run from a 14 – 240V signal (for as long as the signal is present) or while the push button is held down. Using the relay mode with the push button is well suited for manual feed applications.
CT Mode (Repeat Cycle) Dip Switch#5
— This pump ―Cycle Timer‖ triggers a continuous On-Off feed cycle anytime power is applied to the power input. For continuous chemical applications such as conveyor or track lubrication, the
Repeat Cycle Timer Mode will feed from 0-12 minutes of ON time, with an OFF time from 0-255 minutes off.
INSTALLATION—PERISTALTIC MODELS
(1) Check voltage of installation with a voltmeter and compare with voltage inputs of pump unit before mounting.
Application of incorrect voltage will permanently damage unit and is not covered under warranty.
(2) Mount unit on wall or shelf in a convenient location near both injection point and chemical supply. Do not mount unit in direct path of steam. This can short circuit and permanently damage your system.
(3) Install power leads. Most systems include a power cord for easy connection. Variable speed systems have an internal transformer which steps down the incoming voltage. Rigid or flexible conduit should be used to ensure safety and continued operation without shorts. The green ground wire must be applied to ground. Failure to do so will void warranty.
(4) Install braided tubing between the discharge (right) tube side of the peristaltic pump and the injection point. Use the provided stainless steel hose clamps and barb fittings to secure braided tubing to squeeze tube.
(5) Install braided tubing between the suction (left) tube side and the barb fitting on the PVC pickup tube provided.
Use the provided stainless steel hose clamps and barb fittings to secure braided tubing to squeeze tube.
INSTALLATION—ELECTRIC DIAPHRAGM MODELS
(1) Check voltage of installation with a voltmeter and compare with voltage inputs of pump unit before mounting.
Application of incorrect voltage will permanently damage unit and is not covered under warranty.
(2) Mount unit on wall or shelf in a convenient location near both injection point and chemical supply. Do not mount unit in direct path of steam. This can short circuit and permanently damage your system.
(3) Install power leads. Most systems include a power cord for easy connection. Rigid or flexible conduit should be used for all 115 and 230 VAC installations to ensure safety and continued operation without shorts. The green ground wire must be applied to ground. Failure to do so will void warranty.
(4) Install vinyl hose between the discharge (right) tube side of the pump and the injection point. Use hose clamps to secure tubing to fittings. For all hose routing, avoid any sharp bends which may crimp tubing and restrict flow. As an alternative, use 90 elbow fittings, but only if absolutely necessary.
(5) Install vinyl hose between the suction (left) tube side and the PVC product pickup tube provided.
PRIMING THE PUMP
(1) Locate the dip-switch pack on the lower left corner of the circuit board; set switch #2 to RUN, set switch #4 to
RELAY, and switch #7 to SIGNAL.
(2) Press and hold the Start button until the chemical line is fully primed, then release the button.
(3) When finished priming, set switch #4 to TIMER (unless you intend to use relay mode).
Page 4 of 24 0900815 Rev: B (01/12)
PROGRAMMING KTM (TIMER) MODE
Pump Run Time:
(max run time is 12 minutes and 42 seconds)
(1) Locate the dip-switch pack on the lower left portion of the circuit board — set switch #2 to Program, set switch #3 to RUN TIME and set switch #7 to Signal MODE.
(2) Using a measuring cup or beaker, press Start switch and release when pump starts. Let the pump run until desired amount of chemical is dispensed then press Start switch again to stop. The run time is now programmed.
Repeat step if new volume is required.
(3) Set mode switch #2 to RUN MODE.
Delay Time:
(max delay time is 12 minutes and 42 seconds)
(1) Locate the dip-switch pack on the lower left portion of the circuit board — set switch #7 to SIGNAL, set switch #3 to DELAY TIME and set switch #2 to PROGRAM MODE.
(2) Press Start switch and release when the LED begins flashing. When the desired delay time has passed, press the Start switch again. The delay time is now programmed. Repeat step if new delay time is required.
(3) Set mode switch #2 to RUN MODE.
Lock-Out Time:
(max lock-out time is 255 minutes) See Dip Switch located on right side of circuit board.
This feature defeats consecutive dispensing of product for a pre-determined interval. Select a combination of switches 1 – 8 to program total lock-out time.
Example: For 10 minute lock-out, set switches #2 and #4 to ON with all other switches OFF.
For maximum lock-out (255 min) set all switches ON.
For no lock-out, set all switches OFF.
OPERATION—KTM (TIMER) MODE
Manual activation:
Press the Start button for 1 full second. The unit will begin counting down the delay time (if used) and will then run the pump for the amount of time programmed. Once the lock-out time expires (if used) the pump will be ready to restart.
Signal activation:
When the signal input on the circuit board receives a 14-240VAC trigger signal for at least 5 seconds, the delay time (if used) will begin counting down. Then the pump will run for the amount of time programmed. Once the lock-out time expires (if used) the pump will be ready to restart.
RELAY MODE
(1) Locate the dip-switch pack on the lower left corner of the circuit board; set switch #2 to RUN, set switch #4 to
RELAY.
(2) Set switch #1 to POT for the pump speed to be controlled by the on-board potentiometer. If the pump speed will be controlled by a 4—20 mA signal, then set switch #1 to 4—20 mA.
(3) Set switch #7 to SIGNAL if you want the pump to activate for as long as an external trigger signal is present, or for as long as the manual button is depressed. Set switch #7 to POWER-UP if you want the pump to run for as long as main power is on (no signal required).
DISABLING THE START BUTTON
There is a jumper marked ―JP1‖ on the circuit board that can be used to prevent manual activation in certain applications, or to allow manual activation by remote push-button only. This jumper only affects the on-board start button. A remote start button, or trigger signal, can always be used to activate the pump.
When the jumper is ON, the on-board start button is functional.
When the jumper OFF, the on-board start button is disabled.
0900815 Rev: B (01/12) Page 5 of 24
OPERATING MODES
Dip Switch #1 (Pot—4-20 mA)
Select Pot for potentiometer pump speed control (on board)
Select 4-20 mA for installations where automatic process controlled flow rates are required
Dip Switch #2 (Program—Run Mode)
Program mode explained in previous pages
Run Mode is selected after programming has been completed
Dip Switch#6 (On First—Off First)
In the On First position the system will execute the dispense time function for Timer or Repeat Cycle mode when power is first applied. If a Delay time is programmed the LED will flash until Delay time is elapsed before the pump starts.
In the Off First position the system will execute the ―off‖ time function for Repeat Cycle mode when power is first applied.
Dip Switch #7 (Signal—Power Up)
The signal input feature is particularly useful for CIP and other control interface applications. The signal input circuitry will accept any signal voltage in the range of 14 – 240V. Check the signal voltage with a meter before connecting to the circuit board.
In the Power Up position allows the pump to be powered by the main power source and run when main power is applied to the system.
In the Signal position the system requires an input signal from a process control or any voltage signal with an effective range of 14 –240 VAC
PROGRAMMING CT (REPEAT CYCLE) MODE
Locate dip switch #5 and select CT Mode
Maximum ON time is 12 minutes and 42 seconds.
Maximum OFF time is 255 minutes.
Setting “OFF” Time
Power should be off when changing this setting. The off time is set by selecting a combination of switches 1 – 8. All switches that are turned ON will be added up to determine the total off time. For example, if you wish to set a 20 minute off time, set switches #3 and #5 to ON with all other switches OFF.
For maximum off time (255 min) set all switches ON.
The off time resets and begins counting down again the next time the pump runs.
Setting “ON” Time
(1) Ensure that power is on. Be aware that the pump
may
run briefly — this is normal as the pumps are tested at the factory during final QC inspection.
(2) Locate the dip-switch pack on the circuit board — set switch #2 to PROGRAM.
(3) Using a measuring cup or beaker, press Start switch and release when pump starts. Let the pump run until desired amount of chemical is dispensed then press Start switch again to stop. The on time is now programmed.
(4) Set mode switch #2 to RUN MODE.
Page 6 of 24 0900815 Rev: B (01/12)
SPEED CONTROL
Pump Speed Control is accomplished by manually adjusting pump speed to a desired output speed/concentration using the circuit board mounted potentiometer or by a dedicated 4-20mA input signal from a PLC. Many CIP process controls and wash circuit programs are able to output variable signals that regulate the injection of sanitizers and other process chemicals to achieve targeted PPM concentrations that match fresh water flow rates or desired batch dose volumes. A simple two wire 4-20mA connection (+/-) from the PLC will run the pump at the rated speed (see charts on the following pages) and vary the flow rate as the control signal changes in amplitude.
NOTE: DIP switch #8 is used on 24V board configurations only, and is intended to maximize performance with 800
Series pumps. This switch allows you to select EPDM or Viton as the type of squeeze tube used with the pump.
CONNECTING A START SWITCH
A remote, or case mounted, start switch can be connected to the circuit board for manual activation of the pump. See the diagram below and the wiring diagrams on pages 13—18 that show where the start switch should be connected.
Timer Activation: The start switch will activate the programmed feed time for KTM mode (see KTM MODE on page 5 for further details).
Relay Mode: The start switch will run the pump for as long as the switch is depressed (see RELAY MODE on page 5 for further details)
TRIGGER
SIGNAL INPUT
REMOTE START
SWITCH INPUT
SPEED
CONTROL
SIGNAL
INPUT
CIRCUIT
BOARD
POWER
INPUT
PUMP
OUTPUT
PUMP POWER
INPUT
(NOT USED ON
800 SERIES)
SPEED CONTROL
POTENTIOMETER
0900815 Rev: B (01/12)
EPDM VITON
CONFIGURATION
DIP SWITCHES
(#8 ONLY USED
FOR 800 SERIES)
DIP SWITCHES
FOR LOCKOUT OR
CYCLE TIME
START SWITCH
Page 7 of 24
Current
(ma)
Voltage
(vdc)
Flow (gal/ min)
115VAC
Flow (oz/ min)
Pump Speed Data .4 gpm Electric Diaphragm
Flow (L/ min)
Flow (ml/ min)
Flow (gal/ min)
230VAC
Flow (oz/ min)
Flow (L/ min)
Flow (ml/ min)
4.176
4.32
4.464
4.608
4.752
4.896
3.024
3.168
3.312
3.456
3.6
3.744
3.888
4.032
1.872
2.016
2.16
2.304
2.448
2.592
2.736
2.88
0.72
0.864
1.008
1.152
1.296
1.44
1.584
1.728
0.590
0.594
0.602
0.606
0.613
0.617
0.515
0.524
0.535
0.544
0.556
0.567
0.575
0.581
0.332
0.367
0.395
0.419
0.446
0.466
0.483
0.499
0.000
0.000
0.040
0.096
0.144
0.199
0.248
0.299
17.40
18.00
18.60
19.20
19.80
20.40
12.60
13.20
13.80
14.40
15.00
15.60
16.20
16.80
7.80
8.40
9.00
9.60
10.20
10.80
11.40
12.00
3.00
3.60
4.20
4.80
5.40
6.00
6.60
7.20
0.000
0.000
5.072
12.342
18.429
25.530
31.785
38.210
42.437
47.001
50.552
53.595
57.146
59.682
61.880
63.909
65.937
67.121
68.473
69.657
71.179
72.531
73.545
74.391
75.574
76.082
77.096
77.603
78.449
78.956
0.000
0.000
0.150
0.365
0.545
0.755
0.940
1.130
1.255
1.390
1.495
1.585
1.690
1.765
1.830
1.890
1.950
1.985
2.025
2.060
2.105
2.145
2.175
2.200
2.235
2.250
2.280
2.295
2.320
2.335
0
0
150
365
545
755
940
1130
1255
1390
1495
1585
1690
1765
1830
1890
1950
1985
2025
2060
2105
2145
2175
2200
2235
2250
2280
2295
2320
2335
0.000
0.000
0.048
0.116
0.177
0.248
0.301
0.361
0.427
0.489
0.510
0.535
0.567
0.590
0.612
0.630
0.650
0.663
0.680
0.692
0.703
0.712
0.716
0.724
0.733
0.738
0.741
0.745
0.793
0.794
83.182
84.873
87.071
88.593
89.945
91.129
91.636
92.650
93.834
94.510
94.848
95.356
101.442
101.611
54.610
62.556
65.261
68.473
72.531
75.574
78.279
80.646
0.000
0.000
6.087
14.878
22.655
31.785
38.548
46.156
2.775
2.795
2.805
2.820
3.000
3.005
2.460
2.510
2.575
2.620
2.660
2.695
2.710
2.740
1.615
1.850
1.930
2.025
2.145
2.235
2.315
2.385
0.000
0.000
0.180
0.440
0.670
0.940
1.140
1.365
2775
2795
2805
2820
3000
3005
2460
2510
2575
2620
2660
2695
2710
2740
1615
1850
1930
2025
2145
2235
2315
2385
0
0
180
440
670
940
1140
1365
Page 8 of 24 0900815 Rev: B (01/12)
Current
(ma)
Voltage
(vdc)
Flow (gal/ min)
115VAC
Flow (oz/ min)
Pump Speed Data 1.5 gpm Electric Diaphragm
Flow (L/ min)
Flow (ml/ min)
Flow (gal/ min)
230VAC
Flow (oz/ min)
Flow (L/ min)
Flow (ml/ min)
4.176
4.32
4.464
4.608
4.752
4.896
3.024
3.168
3.312
3.456
3.6
3.744
3.888
4.032
1.872
2.016
2.16
2.304
2.448
2.592
2.736
2.88
0.72
0.864
1.008
1.152
1.296
1.44
1.584
1.728
1.104
1.120
1.127
1.147
1.157
1.172
0.943
0.968
0.992
1.001
1.033
1.066
1.071
1.090
0.584
0.650
0.715
0.758
0.806
0.841
0.880
0.913
0.000
0.000
0.026
0.133
0.221
0.339
0.428
0.516
17.40
18.00
18.60
19.20
19.80
20.40
12.60
13.20
13.80
14.40
15.00
15.60
16.20
16.80
7.80
8.40
9.00
9.60
10.20
10.80
11.40
12.00
3.00
3.60
4.20
4.80
5.40
6.00
6.60
7.20
0.000
0.000
3.381
17.076
28.235
43.451
54.779
66.106
74.729
83.182
91.467
97.046
103.133
107.698
112.601
116.827
120.716
123.928
126.972
128.155
132.213
136.440
137.116
139.483
141.343
143.371
144.217
146.753
148.105
149.965
0.000
0.000
0.100
0.505
0.835
1.285
1.620
1.955
2.210
2.460
2.705
2.870
3.050
3.185
3.330
3.455
3.570
3.665
3.755
3.790
3.910
4.035
4.055
4.125
4.180
4.240
4.265
4.340
4.380
4.435
0
0
100
505
835
1285
1620
1955
2210
2460
2705
2870
3050
3185
3330
3455
3570
3665
3755
3790
3910
4035
4055
4125
4180
4240
4265
4340
4380
4435
0.000
0.000
0.055
0.161
0.246
0.384
0.476
0.568
0.635
0.705
0.763
0.810
0.861
0.902
0.939
0.975
1.009
1.036
1.065
1.082
1.104
1.125
1.150
1.164
1.181
1.198
1.210
1.224
1.232
1.259
129.170
132.551
136.271
138.468
141.343
144.048
147.260
148.951
151.149
153.347
154.868
156.728
157.742
161.124
81.323
90.283
97.723
103.640
110.234
115.475
120.209
124.774
0.000
0.000
7.101
20.627
31.447
49.199
60.865
72.700
4.470
4.535
4.580
4.635
4.665
4.765
3.820
3.920
4.030
4.095
4.180
4.260
4.355
4.405
2.405
2.670
2.890
3.065
3.260
3.415
3.555
3.690
0.000
0.000
0.210
0.610
0.930
1.455
1.800
2.150
4470
4535
4580
4635
4665
4765
3820
3920
4030
4095
4180
4260
4355
4405
2405
2670
2890
3065
3260
3415
3555
3690
0
0
210
610
930
1455
1800
2150
0900815 Rev: B (01/12) Page 9 of 24
Current
(ma)
Voltage
(vdc)
Flow (gal/ min)
115VAC
Flow (oz/ min)
Pump Speed Data 3.2 gpm Electric Diaphragm
Flow (L/ min)
Flow (ml/ min)
Flow (gal/ min)
230VAC
Flow (oz/ min)
Flow (L/ min)
Flow (ml/ min)
4.176
4.32
4.464
4.608
4.752
4.896
3.024
3.168
3.312
3.456
3.6
3.744
3.888
4.032
1.872
2.016
2.16
2.304
2.448
2.592
2.736
2.88
0.72
0.864
1.008
1.152
1.296
1.44
1.584
1.728
2.658
2.692
2.724
2.753
2.782
2.813
2.301
2.347
2.412
2.448
2.494
2.540
2.586
2.615
1.506
1.647
1.787
1.889
1.997
2.082
2.158
2.236
0.000
0.000
0.099
0.345
0.543
0.884
1.136
1.346
17.40
18.00
18.60
19.20
19.80
20.40
12.60
13.20
13.80
14.40
15.00
15.60
16.20
16.80
7.80
8.40
9.00
9.60
10.20
10.80
11.40
12.00
3.00
3.60
4.20
4.80
5.40
6.00
6.60
7.20
0.000
0.000
12.680
44.127
69.488
113.108
145.400
172.282
192.740
210.830
228.752
241.770
255.634
266.454
276.261
286.236
294.520
300.438
308.722
313.287
319.204
325.122
331.039
334.759
340.169
344.565
348.623
352.342
356.062
360.119
0.000
0.000
0.375
1.305
2.055
3.345
4.300
5.095
5.700
6.235
6.765
7.150
7.560
7.880
8.170
8.465
8.710
8.885
9.130
9.265
9.440
9.615
9.790
9.900
10.060
10.190
10.310
10.420
10.530
10.650
0
0
375
1305
2055
3345
4300
5095
5700
6235
6765
7150
7560
7880
8170
8465
8710
8885
9130
9265
9440
9615
9790
9900
10060
10190
10310
10420
10530
10650
0.000
0.000
0.147
0.371
0.561
0.902
1.131
1.335
1.510
1.672
1.818
1.944
2.074
2.170
2.243
2.345
2.425
2.485
2.562
2.609
2.671
2.729
2.787
2.829
2.872
2.919
2.956
2.994
3.027
3.068
10870
11050
11190
11335
11460
11615
9180
9405
9700
9875
10110
10330
10550
10710
5715
6330
6880
7360
7850
8215
8490
8875
0
0
555
1405
2125
3415
4280
5055
9.180
9.405
9.700
9.875
10.110
10.330
10.550
10.710
10.870
11.050
11.190
11.335
11.460
11.615
5.715
6.330
6.880
7.360
7.850
8.215
8.490
8.875
0.000
0.000
0.555
1.405
2.125
3.415
4.280
5.055
310.413
318.021
327.996
333.913
341.860
349.299
356.738
362.148
367.558
373.645
378.379
383.282
387.509
392.750
193.247
214.043
232.640
248.871
265.440
277.782
287.081
300.099
0.000
0.000
18.767
47.509
71.855
115.475
144.724
170.930
Page 10 of 24 0900815 Rev: B (01/12)
Current (ma) Voltage (vdc)
Flow (gal/min)
Pump Speed Data 900 Series Peristaltic
Flow (oz/min) Flow (L/min) Flow (ml/min)
17.40
18.00
18.60
19.20
19.80
20.40
12.60
13.20
13.80
14.40
15.00
15.60
16.20
16.80
7.80
8.40
9.00
9.60
10.20
10.80
11.40
12.00
3.00
3.60
4.20
4.80
5.40
6.00
6.60
7.20
4.176
4.32
4.464
4.608
4.752
4.896
3.024
3.168
3.312
3.456
3.6
3.744
3.888
4.032
1.872
2.016
2.16
2.304
2.448
2.592
2.736
2.88
0.72
0.864
1.008
1.152
1.296
1.44
1.584
1.728
0.588
0.592
0.600
0.609
0.613
0.625
0.497
0.509
0.532
0.539
0.560
0.560
0.569
0.582
0.272
0.312
0.341
0.370
0.400
0.428
0.450
0.465
0.000
0.000
0.016
0.053
0.100
0.148
0.195
0.240
63.570
65.092
68.135
68.981
71.686
71.686
72.869
74.560
75.236
75.743
76.758
77.941
78.449
79.970
34.828
39.901
43.620
47.340
51.228
54.779
57.653
59.513
0.000
0.000
2.029
6.763
12.849
18.936
25.022
30.771
2.225
2.240
2.270
2.305
2.320
2.365
1.880
1.925
2.015
2.040
2.120
2.120
2.155
2.205
1.030
1.180
1.290
1.400
1.515
1.620
1.705
1.760
0.000
0.000
0.060
0.200
0.380
0.560
0.740
0.910
1880.00
1925.00
2015.00
2040.00
2120.00
2120.00
2155.00
2205.00
2225.00
2240.00
2270.00
2305.00
2320.00
2365.00
1030.00
1180.00
1290.00
1400.00
1515.00
1620.00
1705.00
1760.00
0.00
0.00
60.00
200.00
380.00
560.00
740.00
910.00
0900815 Rev: B (01/12) Page 11 of 24
Current
(ma)
Voltage
(vdc)
Flow (gal/ min)
Flow (oz/ min)
Pump Speed Data 800 Series Peristaltic
Viton
Flow (L/ min)
Flow (ml/ min)
Flow (gal/ min)
Flow (oz/ min)
EPDM
Flow (L/ min)
Flow (ml/ min)
3.6
3.744
3.888
4.032
4.176
4.32
2.448
2.592
2.736
2.88
3.024
3.168
3.312
3.456
4.464
4.608
4.752
4.896
1.584
1.728
1.872
2.016
2.16
2.304
0.72
0.864
1.008
1.152
1.296
1.44
15.00
15.60
16.20
16.80
17.40
18.00
10.20
10.80
11.40
12.00
12.60
13.20
13.80
14.40
18.60
19.20
19.80
20.40
6.60
7.20
7.80
8.40
9.00
9.60
3.00
3.60
4.20
4.80
5.40
6.00
0.256
0.262
0.266
0.270
0.274
0.279
0.184
0.196
0.212
0.222
0.235
0.238
0.244
0.255
0.280
0.284
0.287
0.288
0.091
0.111
0.125
0.136
0.158
0.175
0.000
0.000
0.043
0.056
0.075
0.091
23.540
25.046
27.115
28.372
30.073
30.515
31.200
32.582
32.724
33.554
34.054
34.597
35.121
35.736
35.904
36.374
36.739
36.889
0.000
0.000
5.498
7.185
9.571
11.605
11.654
14.146
16.040
17.465
20.280
22.354
696.15
740.70
801.90
839.05
889.35
902.45
922.70
963.55
967.75
992.30
1007.10
1023.15
1038.65
1056.85
1061.80
1075.70
1086.50
1090.95
0.00
0.00
162.60
212.50
283.05
343.20
344.65
418.35
474.35
516.50
599.75
661.10
0.968
0.992
1.007
1.023
1.039
1.057
0.696
0.741
0.802
0.839
0.889
0.902
0.923
0.964
1.062
1.076
1.087
1.091
0.345
0.418
0.474
0.517
0.600
0.661
0.000
0.000
0.163
0.213
0.283
0.343
0.248
0.254
0.259
0.262
0.267
0.269
0.202
0.207
0.222
0.226
0.231
0.233
0.236
0.242
0.275
0.277
0.280
0.285
0.136
0.149
0.159
0.173
0.179
0.198
0.000
0.000
0.071
0.091
0.111
0.128
765.10
785.15
841.60
856.30
873.50
882.25
894.55
915.70
939.95
960.60
980.85
992.00
1011.10
1016.95
1039.60
1048.65
1060.25
1078.55
0.00
0.00
270.40
345.55
420.30
484.90
514.70
564.35
603.05
655.45
677.35
748.10
0.940
0.961
0.981
0.992
1.011
1.017
0.765
0.785
0.842
0.856
0.874
0.882
0.895
0.916
1.040
1.049
1.060
1.079
0.515
0.564
0.603
0.655
0.677
0.748
0.000
0.000
0.270
0.346
0.420
0.485
25.871
26.549
28.458
28.955
29.537
29.832
30.248
30.964
31.783
32.482
33.166
33.544
34.189
34.387
35.153
35.459
35.851
36.470
0.000
0.000
9.143
11.684
14.212
16.396
17.404
19.083
20.392
22.163
22.904
25.296
Page 12 of 24 0900815 Rev: B (01/12)
WIRING DIAGRAM—800 PERISTALTIC (115 VAC)
0900815 Rev: B (01/12) Page 13 of 24
WIRING DIAGRAM—800 PERISTALTIC (230 VAC)
Page 14 of 24 0900815 Rev: B (01/12)
WIRING DIAGRAM—900 PERISTALTIC (115 VAC)
0900815 Rev: B (01/12) Page 15 of 24
WIRING DIAGRAM—900 PERISTALTIC (230 VAC)
Page 16 of 24 0900815 Rev: B (01/12)
WIRING DIAGRAM—ELECTRIC DIAPHRAGM (115 VAC)
0900815 Rev: B (01/12) Page 17 of 24
WIRING DIAGRAM—ELECTRIC DIAPHRAGM (230 VAC)
Page 18 of 24 0900815 Rev: B (01/12)
SPARE PARTS—PERISTALTIC MODELS
Part Number
7010116
7631331
7633330
7018068
7018087
7630330
7010237
7630701
7630731-1
7028662
7630712
Description
800 Series Motor
800 Series Pump Body
800 Series Roller Block
800 Series EPDM Squeeze Tube (T-66-E)
800 Series Viton Squeeze Tube (T-66-F)
800 Series Face Plate
900 Series Motor
900 Series Pump Body
900 Series Roller Block
900 Series Squeeze Tube (T-86-E)
900 Series Face Plate
SPARE PARTS—ELECTRIC DIAPHRAGM MODELS
Part Number
7317323
7317324
7317321
7317322
7317317
7317320
7317326
7317325
1600139-01
1600139-02
1600137-01
1600137-02
1600144-01
1600144-02
1600135-01
1600136-01
1600138-01
1600138-02
1600131-01
1600132-01
1600800
1600801
1600802
1600803
1600804
1600805
1600806
1600807
Description
Three Chamber Upper Housing Assembly
Three Chamber Lower Housing Assembly
Three Chamber Valve Housing Assembly EPDM
Three Chamber Valve Housing Assembly Viton
Five Chamber Upper Housing Assembly
Five Chamber Lower Housing Assembly
Five Chamber Valve Housing Assembly EPDM
Five Chamber Valve Housing Assembly Viton
Motor/Pump for PMPE-550V3.2, EPDM 115 VAC
Motor/Pump for PMPE-550V3.2, EPDM 230 VAC
Motor/Pump for PMPE-770V1.5, EPDM 115 VAC
Motor/Pump for PMPE-770V1.5, EPDM 230 VAC
Motor/Pump for PMPE-550V3.2, Viton 115 VAC
Motor/Pump for PMPE-550V3.2, Viton 230 VAC
Motor/Pump for PMPE-770V.4, EPDM 115 VAC
Motor/Pump for PMPE-770V.4, Viton 115 VAC
Motor/Pump for PMPE-770V1.5, Viton 115 VAC
Motor/Pump for PMPE-770V1.5, Viton 230 VAC
Motor/Pump for PMPE-770V1.5PS, EPDM 115 VAC
Motor/Pump for PMPE-770V1.5PS, Viton 115 VAC
Fitting, EPDM, Straight, 1/2"
Fitting, Viton, Straight, 1/2"
Fitting, EPDM, ELL, 1/2"
Fitting, Viton, ELL, 1/2"
Fitting, EPDM, Straight, 3/8"
Fitting, Viton, Straight, 3/8"
Fitting, EPDM, ELL, 3/8"
Fitting, Viton, ELL, 3/8"
0900815 Rev: B (01/12) Page 19 of 24
EXPLODED PARTS NOMENCLATURE DIAGRAMS
5 CHAMBER UPPER
HOUSING ASSY
5 CHAMBER VALVE
HOUSING ASSY
3 CHAMBER VALVE
HOUSING ASSY
5 CHAMBER LOWER
HOUSING ASSY
3 CHAMBER UPPER
HOUSING ASSY
Page 20 of 24
3 CHAMBER LOWER
HOUSING ASSY
0900815 Rev: B (01/12)
TROUBLESHOOTING—PERISTALTIC MODELS
Pump will not hold prime:
Pump does not trigger from signal:
Pump will not turn when trying to prime, or normal activation:
Pump turns but do not dispense product:
Pump triggers at incorrect time:
MAINTENANCE—PERISTALTIC MODELS
Peristaltic pumps require a minimal amount of maintenance to achieve optimal performance. Periodically check the squeeze tube for cracks, deterioration, or swelling. The squeeze tube will typically need to be replaced about every 6 months (chemical compatibility and duty cycle can cause this interval to vary).
Applying lube to the squeeze tube once a month will extend the life of the tube, minimize wear on other contacting parts, and promote smoother pump operation. Use Knight Tube Lube (P/N 7506621) or an equivalent silicone-based lubricant.
(1) Remove the faceplate of the pump.
(2) Apply a thin bead of Tube Lube to the inner surface (the side that the rollers contact) of the squeeze tube between the 9 o’clock and 3 o’clock positions. Avoid getting lube near the pinch points where the bottom of the faceplate grips the tube.
(3) Put the faceplate back on the pump.
(4) Activate the pump under normal operation — the lubricant will be evenly distributed as the pump rotates.
0900815 Rev: B (01/12) Page 21 of 24
TROUBLESHOOTING—ELECTRIC DIAPHRAGM MODELS
Pump does not run:
Pump will not prime/difficult to prime:
relieved from outlet port).
connect the suction hose. Once the pump is primed with water the valves/diaphragm are ready for chemical.
Low flow or low output pressure:
Pump leaks:
MAINTENANCE—ELECTRIC DIAPHRAGM MODELS
TROUBLESHOOTING 4-20 MA SIGNALS—ALL MODELS
All the components in a current loop system will have an observable voltage across its terminals due to the impedance of a device. Based on this principle, any device connected to a 4-20 mA control system will show a voltage difference between its positive and negative terminal.
In the case of the PMP Plus board, a voltage difference of approximately 0.96 Volts will be observable if a 4 mA signal is present. A Voltage difference of 4.8 Volts will be observable when a 20 mA signal is present. The tables located on Pages 8-11 of the PMP Plus Manual list a control current and a corresponding Voltage that will be observed for the associated with this current.
Page 22 of 24 0900815 Rev: B (01/12)
0900815 Rev: B (01/12) Page 23 of 24
DISCLAIMER
Knight LLC does not accept responsibility for the mishandling, misuse, or non-performance of the described items when used for purposes other than those specified in the instructions. For hazardous materials information consult label, MSDS, or Knight LLC. Knight products are not for use in potentially explosive environments. Any use of our equipment in such an environment is at the risk of the user, Knight does not accept any liability in such circumstances.
WARRANTY
All Knight controls and pump systems are warranted against defects in material and workmanship for a period of
ONE year. All electronic control boards have a TWO year warranty. Warranty applies only to the replacement or repair of such parts when returned to factory with a Knight Return Authorization (KRA) number, freight prepaid, and found to be defective upon factory authorized inspection. Bearings and pump seals or rubber and synthetic rubber parts such as ―O‖ rings, diaphragms, squeeze tubing, and gaskets are considered expendable and are not covered under warranty. Warranty does not cover liability resulting from performance of this equipment nor the labor to replace this equipment. Product abuse or misuse voids warranty.
FOOTNOTE
The information and specifications included in this publication were in effect at the time of approval for printing. Knight
LLC reserves the right, however, to discontinue or change specifications or design at any time without notice and without incurring any obligation whatsoever.
Knight Headquarters
Tel: 949.595.4800
Fax: 949.595.4801
KNIGHT LLC,
A Unit of IDEX Corporation (www.knightequip.com)
USA Toll Free
Tel: 800.854.3764
Fax: 800.752.9518
Knight Canada
Tel: 905.542.2333
Fax: 905.542.1536
Knight Europe
Tel: 44.1293.615.570
Fax: 44.1293.615.585
Knight Australia
Tel: 61.2.9725.2588
Fax: 61.2.9725.2025
Knight N. Asia
Tel: 82.2.3481.6683
Fax: 82.2.3482.5742
Knight S. Asia
Tel: 65.6763.6633
Fax: 65.6764.4020
Page 24 of 24 0900815 Rev: B (01/12)
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