ENC Series
ENC Series
Wheel Type Of Incremental Rotary Encoder
Features
● Suitable for measuring the length or speed of
target moving successively by wheel type
● The output waveform according to measuring distance is
proportional to the unit of International Measurement type
(Meter or inch)
● Power supply: 5VDC, 12-24VDC ±5%
Applications
●Various packing machine, sheet manufacturing, textile
machinery, and general industrial machinery etc.
Please read “Caution for your safety” in operation
manual before using.
Ordering Information
ENC
Series
Wheel type
1
1
N
24
Output phase
Min. measuring unit
Control output
Power supply
1: A, B
1: 1mm
2: 1cm
3: 1m
T: Totem pole output
N: NPN open collector output
V: Voltage output
5 : 5VDC ±5%
No mark: Cable type
24: 12-24VDC ±5% C: Cable connector type (※)
4: 0.01yd
5: 0.1yd
6: 1yd
Cable
※Cable length: 250mm
Specifications
Wheel type of incremental rotary encoder
Refer to resolution (Next page)
A, B phase
T T
Phase difference between A and B : _ ± __ (T=1cycle of A phase)
Phase difference of output
4 8
• Low - Load current: Max. 30mA, Residual voltage: Max. 0.4VDC
• High - Load current: Max. 10mA,
Totem pole output
Output voltage (Power voltage 5VDC): Min. (Power voltage-2.0)VDC,
Control
Output voltage (Power voltage 12-24VDC): Min. (Power voltage-3.0)VDC
output
NPN open collector output Load current: Max. 30mA, Residual voltage: Max. 0.4VDC
Voltage output
Load current: Max. 10mA, Residual voltage: Max. 0.4VDC
Response Totem pole output
time
NPN open collector output
Max. 1㎲ (Cable length: 2m, I sink = 20mA)
(Rise/Fall) Voltage output
Max. Response frequency
180kHz
Power supply
• 5VDC ±5% (Ripple P-P: Max. 5%)
• 12-24VDC ±5% (Ripple P-P: Max. 5%)
Current consumption
Max. 80mA (disconnection of the load)
Insulation resistance
Min. 100MΩ (at 500VDC megger between all terminals and case)
Dielectric strength
750VAC 50/60Hz for 1 minute (Between all terminals and case)
Connection
Cable type, Cable connector type
Starting torque
Depend on coefficient of friction
Mechanical
specification Max. allowable revolution※2 5000rpm
Vibration
1.5mm amplitude at frequency of 10 to 55Hz (for 1 min.) in each X, Y, Z direction for 2 hours
Shock
Approx. Max. 75G
Ambient temperature
-10 to 70℃ (at non-freezing status), storage: -25 to 85℃
Environment
Ambient humidity
35 to 85%RH, storage: 35 to 90%RH
Ø5mm, 4-wire, Length: 2m, Shield cable
Cable
(AWG24, Core diameter: 0.08mm, Number of cores: 40, Insulator out diameter: Ø1mm)
Protection structure
IP50 (IEC standard)
Approval
Unit weight
Approx. 494g
Electrical specification
Item
※1
Resolution (P/R)
Output phase
※1: Not indicated resolutions are customizable.
※Environment resistance is rated at no freezing or condensation.
※2: Make sure that. Max response revolution should be lower than or equal to max. allowable revolution when selecting the resolution.
Max. response frequency
× 60 sec]
[Max. response revolution (rpm)=
Resolution
F-38
Incremental Wheel Type
Control Output Diagram
Totem pole output
Rotary encoder circuit Load connection
NPN open collector output
Rotary encoder circuit Load connection
+V
+V
※2
Load
Source current
: Max. 10mA
0V
+
-
+
Sink current
: Max. 30mA
R
Main circuit
Main circuit
Output
(B)
Fiber
Optic
Sensors
+V
Load
Output
Main circuit
※1
Load
Sink current
: Max. 30mA
(A)
Photoelectric
Sensors
Voltage output
Rotary encoder circuit Load connection
-
Source current
: Max. 10mA
Output
+
-
Load
0V
0V
Output Waveform
The number of Gear Wheel
Moving distance
No
encoder pulse ratio circumference per 1pulse
T
_T ± __
2
A phase
4
H
L
T
_T ± __
4
B phase H
L
8
CCW
Counter clockwise (CCW)
(F)
Rotary
Encoders
Resolution
T
250Pulse
1:1
250mm
1mm/1Pulse
2
100Pulse
4:1
250mm
1cm/1Pulse
3
1Pulse
4:1
250mm
1m/1Pulse
4
100Pulse
4:1
228.6mm
(0.25/yd)
0.01yd/1Pulse
0.1yd/1Pulse
1yd/1Pulse
5
10Pulse
4:1
6
1Pulse
4:1
228.6mm
(0.25/yd)
(I)
SSRs / Power
Controllers
(J)
Counters
(K)
Timers
(L)
Panel
Meters
Connections
Cable type
Cable connector type
Black: OUT A
White: OUT B
Orange: N.C (Not Connected)
Brown: +V (5VDC, 12-24VDC ±5%)
Blue: GND (0V)
Shield: F.G.
Counter clockwise (CCW)
※Unused wires must be insulated.
※The metal case and shield wire of encoder must be
grounded (F.G.)
2
1
4
5
3
6
Pin No
Cable color
Function
①
Black
OUT A
②
White
③
Orange
OUT B
N.C
④
Brown
+V
⑤
Blue
GND
⑥
Shield
F.G.
(M)
Tacho /
Speed / Pulse
Meters
(N)
Display
Units
(O)
Sensor
Controllers
※F.G. (Field Ground): It must be grounded
separately.
Dimensions
Cable type
(G)
Connectors/
Sockets
(H)
Temperature
Controllers
1
228.6mm
(0.25/yd)
(D)
Proximity
Sensors
(E)
Pressure
Sensors
● The output circuits of A, B phase are same.
● Totem pole output type can be used for NPN open collector type (※1) or voltage output type (※2).
● Totem pole output / NPN open collector output /
Voltage output
(C)
Door/Area
Sensors
(unit: mm)
Cable connector type
84
(Q)
Stepper Motors
& Drivers
& Controllers
(R)
Graphic/
Logic
Panels
78
55.5
(P)
Switching
Mode Power
Supplies
(S)
Field
Network
Devices
2-Ø5.5
M17
Ø50
35
24
70
97
(T)
Software
250
※The wheel circumference(Ø) is changed according to
model , please refer to resolution chart.
※Connector cable is sold separately and refer to page G-10
for specifications.
Cable for cable type
Cable for cable connector type
Ø5mm, 4-wire,
Ø5mm, 4-wire,
Length: 2000mm, Shield cable Length: 250mm, Shield cable
F-39
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