Intermatic FM/1 digi 20 Operating Instructions Manual
Intermatic FM/1 digi 20 is a compact electronic 24 hour/7 day time switch module with heavy duty relay contacts for switching low or line voltage loads. Applicable for time of day control of pumps, fans, heaters, HVAC control circuits, lighting, machinery and many other types of commercial, industrial, and agricultural equipment.
The FM/1 digi 20 features large keys with unique “circular pattern” for easy programming, an easy-to-read LCD display and capacitor backup to retain program memory during power outages.
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________________________________________________________________ http://waterheatertimer.org/Intermatic-timers-and-manuals.html#FMD FM/1 digi 20
One Channel Electronic
Time Switch
The FM/1 digi 20 is a compact electronic 24 hour/
7 day time switch module with heavy duty relay contacts for switching low or line voltage loads. Applicable for time of day control of pumps, fans, heaters, HVAC control circuits, lighting, machinery and many other types of commercial, industrial, and agricultural equipment.
The FM/1 digi 20 features large keys with unique “circular pattern” for easy programming, an easy-to-read LCD display and capacitor backup to retain program memory during power outages.
TECHNICAL DATA:
Channels: 1 (SPDT)
Programs: 20
Holiday Program: No
Daylight time changeover: Manual
Manual 3 way override:
On-Auto-Off
Shortest switching time:
1 minute
Reserve carryover: 5 days
Input voltage models available:
24VAC/DC; 120VAC;
208/240VAC
Switching output: SPDT relay
Switch ratings:
16A res. @ 277VAC
1000W Tungsten @ 250VAC;
500W @ 125VAC
SPECIFICATIONS:
Input draw: 4VA
Input frequency: 50 or 60Hz
Wiring connections: 1/4” quick connects
Ambient temperature: –20°F to 140°F (–28°C to 60°C)
UL and Canadian UL recognized: File E83486
INSTALLATION & WIRING:
Note: Although the FM/1 models contain some degree of spike and electrical noise protection, as with all electronic devices, these units can be affected by electrical noise. Therefore, it is recommended that they be powered from a voltage source that has no switching devices or inductive loads connected.
1. Check the input and output ratings marked on the unit to make sure this product is suitable for your supply voltage, load, and application.
2. Disconnect supply power prior to installation to prevent electrical shock.
3. Install in accordance with all applicable
National and Local electrical code requirements.
MOUNTING OPTIONS:
The standard FM/1 models may be surface mounted inside a panel or flush mounted with MK-
FM mounting kit. Indoor NEMA 1, and outdoor NEMA
3R enclosures are available for stand-alone mounting. Consult Intermatic catalog or price sheet for various options.
A mounting base (MB-FMPC) is available for printed circuit board mounting. A clear plastic dust cover (DC-FM) is also available.
Models are also available with screw terminals and DIN rail mounting, or for flush mounting with housing and clear cover. (Digi 20A & Digi 20E)
FM/1 Digi 20
1
L1
M
2
L2/N
Terminal Connections
Typical Wiring (120VAC Application)
FM/1 Digi 20
M
3
COM NO
4 5
NC
1 2
Normally Open
(Dry Contact)
Normally Closed
(Dry Contact)
120VAC
Hot Neutral
Typical Wiring (24VDC Application)
FM/1 Digi 20
1
M
2
(+)
24VDC
(–)
Dimensions
3
COM NO
4 5
NC
LOAD
3
COM NO
4 5
NC
LOAD
SURFACE MOUNTING—Digi 20A
Remove dust cover, loosen two screws on opposite corners.
Remove the housing that surrounds the time switch and the terminal cover away from the base. Remove timer module by pulling straight out.
Place screws through 3 mounting holes in base and screw to back panel or wall.
Wire in accordance with instructions. Replace terminal cover and push timer firmly onto base. Now replace housing and secure with screws.
NOTE: The Digi 20A is also suitable for DIN rail mounting.
Break out housing part on each side that fits over rail.
PANEL MOUNTING—Digi 20E
Cut a square hole 2-5/8” x 2-5/8” (66mm x 66mm) in the front of the panel. Insert the time switch through the opening. With a screwdriver, press down and turn outer screws (A) until flanges are in position to fasten the unit in front panel, then release. Insert plugs into holes (B).
A B
B
A
Use 1/4” quick connects and make connections in accordance with the wiring diagram shown and applicable code
■
KEYPAD DESCRIPTION
Setting the Time/Automatic Run Mode
Prog.
Program Mode
Res.
* Reset: Clears all programs and time
Select ON or OFF in Prog. Mode, Manual Override in Run Mode
±1h * Manual Daylight Change Key h Setting the Hour (12:– – AM) m Setting the Minute (12:01 AM)
Day Set Day(s) for time and programs
*Recessed keys; use a pen point to press
■
LCD DISPLAY ELEMENTS
The LCD incorporates a number of different elements to display various data and information.
Days of the Week ➠
Daylight Time Symbol ➠
AM and PM Symbol ➠
➠ Time of Day or
Switching Time
Run Mode Symbol
➠
ON/OFF Symbol
➠
Manual Override ON
Under normal operation the clock symbol should always appear.
Auto ON Symbol indicates output is ON based on program. Terminals
3&4 make while 3&5 break.
Auto OFF Symbol indicates output is OFF based on program. Terminals
3&4 break while 3&5 make.
Continuous ON Symbol indicates output is permanently ON. Terminals
3&4 make while 3&5 break.
Continuous OFF Symbol indicates output is permanently OFF.
Terminals 3&4 break while 3&5 make.
Temporary ON Symbol indicates output is temporarily ON. Terminals
3&4 make while 3&5 break. It will resume Auto operation at the next program event.
Temporary OFF Symbol indicates output is temporarily OFF. Terminals
3&4 break while 3&5 make. It will resume Auto operation at the next program event.
■ PROGRAMS
The Digi 20 will accept up to 20 programs
A program consists of:
1. An ON or OFF command
2. Time of day (Hour and Minute)
3. Single day or multiple days
A program is required for each ON event, and a program is required for each OFF event.
NOTE: MULTIPLE ON OR OFF EVENTS MAY BE PROGRAMMED.
For example, Program 1 may turn the office air conditioner ON at 8AM
Mon.-Fri. Program 2 may turn the air conditioner OFF at 5PM Mon.-Fri.
If someone is working late, they may press the override key to turn ON the air conditioner. If they forget to press the override key again when they leave, the air conditioner will stay ON all night (or all weekend).
To prevent this from occurring, additional OFF times may be programmed.
!
• Program 3 can turn the air conditioning OFF at 6PM.
• Program 4 can turn the air conditioning OFF at 7PM.
• Program 5 can turn the air conditioning OFF at 8PM., etc.
IMPORTANT: BEFORE PROCEEDING WITH SETTING THE
TIME AND PROGRAMMING THE UNIT, PRESS THE RESET
KEY TO CLEAR ALL DATA FROM MEMORY.
■
SELECTING AM/PM OR MILITARY TIME
After pressing reset, the display may show AM (right). The numbered day symbols will be flashing on and off.
If the display does not show AM, it is in military time mode (24:00 hr.) To change to AM/PM mode, press and hold the h key and press the ±1h key once.
AM will appear in display.
If display is in AM mode and military mode is desired, press and hold the h key, press the ±1h key once.
■
SETTING THE TIME
NOTE: If the h and m keys are held down longer than 2 seconds, the numbers will advance rapidly.
Press and hold the key during the following:
(If Daylight Savings Time is in effect, press ±1h first)
1. Press h to advance to the current hour
(while holding down the key)
2. Press m to advance to the current minute
(while holding down the key)
3. Press Day repeatedly to advance to current day (while holding down the key)
NOTE: If the days are flashing, it indicates the day of the week was not set when setting the time. The timer cannot be programmed unless the day of the week is entered.
■
MANUAL DAYLIGHT TIME CHANGEOVER
Each year, in the Spring, press ±1h to advance the time an hour. In the Fall, press ±1h to set back an hour.
■
PROGRAMMING 24 HOUR OR 7 DAY SCHEDULES
It is helpful to write out the program schedules before beginning. See last page.
!
IMPORTANT: THE CURRENT TIME OF DAY AND DAY OF
WEEK MUST BE SET PRIOR TO PROGRAMMING. SEE “SET-
TING THE TIME”
Example
Program 1: ON at 7:00AM Monday thru Saturday
Program 2: OFF at 5:00PM Monday thru Friday
Program 3: OFF at 7:00PM Saturday
Three programs need to be entered.
Press Prog.
key only once. Display shows:
Program 1 (ON at 7:00AM Monday thru Saturday)
Press key once
Press h key
Press m key once
Press Day key once
Press Prog.
key to enter
ON symbol appears to 07AM to 00
1 2 3 4 5 6 is displayed
Program 2 (OFF at 5:00PM Monday thru Friday)
Press key twice
Press h key
Press m key once
Press Day key two times
Press Prog.
key to enter
OFF symbol to 05PM to 00 appears
1 2 3 4 5 is displayed
Program 3 (OFF at 7:00PM Saturday)
Press key twice OFF symbol appears
Press h key
Press m key once
Press Day key 9 times
Press Prog.
key to enter to 07PM to 00 until only 6 is displayed
Press key to enter Run Mode
!
IMPORTANT: IF AN “ON” TIME WAS PROGRAMMED THAT IS EARLI-
ER IN THE DAY THAN THE CURRENT TIME, PRESS
IF IT SHOULD BE ON OR OFF AFTER PROGRAMMING)
ONCE TO
TURN THE TIMER “ON”. (IT DOES NOT “LOOK BACK” TO DETERMINE
NOTE: If 24 hour time control (same schedule every day of the week) is desired, ignore Day key.
If a ON or OFF symbol is not entered, the ON symbol will flash, and program will not be accepted.
■
DAY KEY SELECTIONS
Press Day Key
0 times
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
Display Shows
1 2 3 4 5 6 7
1 2 3 4 5 6
1 2 3 4 5
6 7
1
2
3
4
5
6
7
Days
Every Day
Mon.–Sat.
Mon.–Fri.
Sat. & Sun.
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
■
REVIEWING PROGRAMS
To review the programs at any time, press Prog.
key. Programs will appear in the order they were entered with repeated presses of the
Prog.
key. After all programs have been reviewed, the blank display will appear to allow entering another program. Another press of the
Prog.
key will display the number of free programs available, such as
Fr 16 if 4 programs have been entered.
■
MANUAL OVERRIDE
TEMPORARY: While in the Run Mode, pressing the will reverse the output; ON to OFF or OFF to ON. The key once symbol appears in the display to indicate a temporary override. At the next scheduled switching time, automatic control resumes, eliminating the override.
CONTINUOUS: While in the Run Mode...
• Pressing the nently. key twice will turn the output to ON permasymbol appears in display.
• Pressing the key three times will turn the output OFF permanently.
symbol appears in display.
• To terminate a continuous override, press the appears in the display.
key until
■
CHANGING A PROGRAM
Select the program to be changed with the Prog.
key. A new set of days may be selected with the Day key just as in initial programming.
Hour and minute can be changed with the h and m keys.
Press Prog.
key to store the new program.
■
DELETING A PROGRAM
To delete only one or a few programs: Press Prog.
key until the desired program is displayed.
Press m key to :59 and press once more to blank out.
Press h key to 11PM and press once more to blank out.
Press key, display will flash for several seconds and then enter the Run Mode.
Using the reset key will delete ALL programs, the time of day, and day of the week.
■ TROUBLESHOOTING
PROBLEM: Days are flashing, pressing any key does nothing except key turns output ON and OFF.
SOLUTION: Time of Day and Day of Week have not been set. See
“SETTING THE TIME”
NOTE: This is the condition after a reset. If the timer is found in this condition after it has been installed, programmed and operating for a while, it may indicate that electrical noise or voltage transients have disrupted the microprocessor causing a loss of program information.
Call 1-800-391-4555 and request that a no-charge “Snubber Filter” be sent to you to place across the input to the timer, which may solve the problem.
A second, but very unlikely cause of loss of program is a power failure with the backup capacitor low or dead. Check by disconnecting power and monitoring how long the capacitor keeps the time of day in the display. Typically, the capacitor will maintain the time and programs for 5 days.
PROBLEM: Time of day was set while holding the but days are still flashing.
key down, the
SOLUTION: Current day of week was not set while holding down key. See “SETTING THE TIME”
PROBLEM: It is 10AM and a ON program for 8AM was entered, but the output is not ON. Display shows the and symbols.
SOLUTION: After programming, the timer does not “look back” to determine if it should be ON. Press the key (temporary override) to turn the output ON; appears in display. The timer will resume automatic operation at the next programmed event.
PROBLEM: A program for 8AM Monday thru Friday was entered, but it will not accept it and is flashing.
SOLUTION: The ON or OFF program. ON or OFF must be selected.
was not entered as part of the
■ TESTING UNIT
After the unit has been programmed you may want to check if it will perform ON/OFF switching at the correct times. To accomplish this test simply change the current time to 1 minute before the actual programmed switching event time. For example if the ON time programmed is at 8:00AM (MON-SUN) and the OFF time programmed is at 5:00PM
(MON-SUN) then first check the ON event by changing the current time to 7:59AM. The unit will display as follows (see setting the time section):
1 Minute
Later >>>>
Make sure the Auto OFF
Symbol appears.
Auto ON
Symbol will appear to indicate the switching event occurred at 8:00AM.
To check the OFF event change the current time to 4:59PM. The unit will display as follows (see setting the time section):
1 Minute
Later >>>>
Make sure the Auto ON
Symbol appears.
Auto OFF
Symbol will appear to indicate the switching event occurred at 5:00PM.
This process verifies that the unit will switch at the proper programmed times. Now simply change the time to the actual current time.
■
KEYPAD DESCRIPTION
Setting the Time/Automatic Run Mode
Prog.
Program Mode
Res.
* Reset: Clears all programs and time
Select ON or OFF in Prog. Mode, Manual Override in Run Mode
±1h * Manual Daylight Change Key h Setting the Hour (12:– – AM) m Setting the Minute (12:01 AM)
Day Set Day(s) for time and programs
*Recessed keys; use a pen point to press
■
LCD DISPLAY ELEMENTS
The LCD incorporates a number of different elements to display various data and information.
Days of the Week ➠
Daylight Time Symbol ➠
AM and PM Symbol ➠
➠ Time of Day or
Switching Time
Run Mode Symbol
➠
ON/OFF Symbol
➠
Manual Override ON
Under normal operation the clock symbol should always appear.
Auto ON Symbol indicates output is ON based on program. Terminals
3&4 make while 3&5 break.
Auto OFF Symbol indicates output is OFF based on program. Terminals
3&4 break while 3&5 make.
Continuous ON Symbol indicates output is permanently ON. Terminals
3&4 make while 3&5 break.
Continuous OFF Symbol indicates output is permanently OFF.
Terminals 3&4 break while 3&5 make.
Temporary ON Symbol indicates output is temporarily ON. Terminals
3&4 make while 3&5 break. It will resume Auto operation at the next program event.
Temporary OFF Symbol indicates output is temporarily OFF. Terminals
3&4 break while 3&5 make. It will resume Auto operation at the next program event.
■ PROGRAMS
The Digi 20 will accept up to 20 programs
A program consists of:
1. An ON or OFF command
2. Time of day (Hour and Minute)
3. Single day or multiple days
A program is required for each ON event, and a program is required for each OFF event.
NOTE: MULTIPLE ON OR OFF EVENTS MAY BE PROGRAMMED.
For example, Program 1 may turn the office air conditioner ON at 8AM
Mon.-Fri. Program 2 may turn the air conditioner OFF at 5PM Mon.-Fri.
If someone is working late, they may press the override key to turn ON the air conditioner. If they forget to press the override key again when they leave, the air conditioner will stay ON all night (or all weekend).
To prevent this from occurring, additional OFF times may be programmed.
!
• Program 3 can turn the air conditioning OFF at 6PM.
• Program 4 can turn the air conditioning OFF at 7PM.
• Program 5 can turn the air conditioning OFF at 8PM., etc.
IMPORTANT: BEFORE PROCEEDING WITH SETTING THE
TIME AND PROGRAMMING THE UNIT, PRESS THE RESET
KEY TO CLEAR ALL DATA FROM MEMORY.
■
SELECTING AM/PM OR MILITARY TIME
After pressing reset, the display may show AM (right). The numbered day symbols will be flashing on and off.
If the display does not show AM, it is in military time mode (24:00 hr.) To change to AM/PM mode, press and hold the h key and press the ±1h key once.
AM will appear in display.
If display is in AM mode and military mode is desired, press and hold the h key, press the ±1h key once.
■
SETTING THE TIME
NOTE: If the h and m keys are held down longer than 2 seconds, the numbers will advance rapidly.
Press and hold the key during the following:
(If Daylight Savings Time is in effect, press ±1h first)
1. Press h to advance to the current hour
(while holding down the key)
2. Press m to advance to the current minute
(while holding down the key)
3. Press Day repeatedly to advance to current day (while holding down the key)
NOTE: If the days are flashing, it indicates the day of the week was not set when setting the time. The timer cannot be programmed unless the day of the week is entered.
■
MANUAL DAYLIGHT TIME CHANGEOVER
Each year, in the Spring, press ±1h to advance the time an hour. In the Fall, press ±1h to set back an hour.
■
PROGRAMMING 24 HOUR OR 7 DAY SCHEDULES
It is helpful to write out the program schedules before beginning. See last page.
!
IMPORTANT: THE CURRENT TIME OF DAY AND DAY OF
WEEK MUST BE SET PRIOR TO PROGRAMMING. SEE “SET-
TING THE TIME”
Example
Program 1: ON at 7:00AM Monday thru Saturday
Program 2: OFF at 5:00PM Monday thru Friday
Program 3: OFF at 7:00PM Saturday
Three programs need to be entered.
Press Prog.
key only once. Display shows:
Program 1 (ON at 7:00AM Monday thru Saturday)
Press key once
Press h key
Press m key once
Press Day key once
Press Prog.
key to enter
ON symbol appears to 07AM to 00
1 2 3 4 5 6 is displayed
Program 2 (OFF at 5:00PM Monday thru Friday)
Press key twice
Press h key
Press m key once
Press Day key two times
Press Prog.
key to enter
OFF symbol to 05PM to 00 appears
1 2 3 4 5 is displayed
Program 3 (OFF at 7:00PM Saturday)
Press key twice OFF symbol appears
Press h key
Press m key once
Press Day key 9 times
Press Prog.
key to enter to 07PM to 00 until only 6 is displayed
Press key to enter Run Mode
!
IMPORTANT: IF AN “ON” TIME WAS PROGRAMMED THAT IS EARLI-
ER IN THE DAY THAN THE CURRENT TIME, PRESS
IF IT SHOULD BE ON OR OFF AFTER PROGRAMMING)
ONCE TO
TURN THE TIMER “ON”. (IT DOES NOT “LOOK BACK” TO DETERMINE
NOTE: If 24 hour time control (same schedule every day of the week) is desired, ignore Day key.
If a ON or OFF symbol is not entered, the ON symbol will flash, and program will not be accepted.
■
DAY KEY SELECTIONS
Press Day Key
0 times
1 time
2 times
3 times
4 times
5 times
6 times
7 times
8 times
9 times
10 times
Display Shows
1 2 3 4 5 6 7
1 2 3 4 5 6
1 2 3 4 5
6 7
1
2
3
4
5
6
7
Days
Every Day
Mon.–Sat.
Mon.–Fri.
Sat. & Sun.
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday
■
REVIEWING PROGRAMS
To review the programs at any time, press Prog.
key. Programs will appear in the order they were entered with repeated presses of the
Prog.
key. After all programs have been reviewed, the blank display will appear to allow entering another program. Another press of the
Prog.
key will display the number of free programs available, such as
Fr 16 if 4 programs have been entered.
■
MANUAL OVERRIDE
TEMPORARY: While in the Run Mode, pressing the will reverse the output; ON to OFF or OFF to ON. The key once symbol appears in the display to indicate a temporary override. At the next scheduled switching time, automatic control resumes, eliminating the override.
CONTINUOUS: While in the Run Mode...
• Pressing the nently. key twice will turn the output to ON permasymbol appears in display.
• Pressing the key three times will turn the output OFF permanently.
symbol appears in display.
• To terminate a continuous override, press the appears in the display.
key until
■
CHANGING A PROGRAM
Select the program to be changed with the Prog.
key. A new set of days may be selected with the Day key just as in initial programming.
Hour and minute can be changed with the h and m keys.
Press Prog.
key to store the new program.
■
DELETING A PROGRAM
To delete only one or a few programs: Press Prog.
key until the desired program is displayed.
Press m key to :59 and press once more to blank out.
Press h key to 11PM and press once more to blank out.
Press key, display will flash for several seconds and then enter the Run Mode.
Using the reset key will delete ALL programs, the time of day, and day of the week.
■ TROUBLESHOOTING
PROBLEM: Days are flashing, pressing any key does nothing except key turns output ON and OFF.
SOLUTION: Time of Day and Day of Week have not been set. See
“SETTING THE TIME”
NOTE: This is the condition after a reset. If the timer is found in this condition after it has been installed, programmed and operating for a while, it may indicate that electrical noise or voltage transients have disrupted the microprocessor causing a loss of program information.
Call 1-800-391-4555 and request that a no-charge “Snubber Filter” be sent to you to place across the input to the timer, which may solve the problem.
A second, but very unlikely cause of loss of program is a power failure with the backup capacitor low or dead. Check by disconnecting power and monitoring how long the capacitor keeps the time of day in the display. Typically, the capacitor will maintain the time and programs for 5 days.
PROBLEM: Time of day was set while holding the but days are still flashing.
key down, the
SOLUTION: Current day of week was not set while holding down key. See “SETTING THE TIME”
PROBLEM: It is 10AM and a ON program for 8AM was entered, but the output is not ON. Display shows the and symbols.
SOLUTION: After programming, the timer does not “look back” to determine if it should be ON. Press the key (temporary override) to turn the output ON; appears in display. The timer will resume automatic operation at the next programmed event.
PROBLEM: A program for 8AM Monday thru Friday was entered, but it will not accept it and is flashing.
SOLUTION: The ON or OFF program. ON or OFF must be selected.
was not entered as part of the
■ TESTING UNIT
After the unit has been programmed you may want to check if it will perform ON/OFF switching at the correct times. To accomplish this test simply change the current time to 1 minute before the actual programmed switching event time. For example if the ON time programmed is at 8:00AM (MON-SUN) and the OFF time programmed is at 5:00PM
(MON-SUN) then first check the ON event by changing the current time to 7:59AM. The unit will display as follows (see setting the time section):
1 Minute
Later >>>>
Make sure the Auto OFF
Symbol appears.
Auto ON
Symbol will appear to indicate the switching event occurred at 8:00AM.
To check the OFF event change the current time to 4:59PM. The unit will display as follows (see setting the time section):
1 Minute
Later >>>>
Make sure the Auto ON
Symbol appears.
Auto OFF
Symbol will appear to indicate the switching event occurred at 5:00PM.
This process verifies that the unit will switch at the proper programmed times. Now simply change the time to the actual current time.
P ART NO
Digi 20A — 120
Digi 20A — 240
Digi 20A — 24
Digi 20A — 277
Digi 42A — 120†
Digi 42A — 240†
Digi 42A — 24†
Digi 20E — 120
Digi 20E — 240
Digi 20E — 24
Digi 20E — 277
Digi 42E — 120†
Digi 42E — 240†
Digi 42E — 24†
P ART NO
Digi 42/2-120††
Digi 42/2-240†
Digi 42/2-24†
GRASSLIN -
d igi 2
0,
d igi 42
SERIES (
24
-H
our
, 7-
D a
y)
D i g i 42/2 Ser i es 24 Hour and/or 7 Day
App li cat i on:
T h i s un i t can be used to contro l 2 4 0VAC two phase l oads such as pumps, compressors, etc . I t can a l so be used to prov i de t i me based contro l of two c i rcu i t li ght i ng, vent il at i ng, heat i ng, coo li ng or other e l ectr i ca l l oads i n commerc i a l and i ndustr i a l app li cat i ons . T he D i g i 4 2 / 2 t i me sw i tches are programmab l e for 2 4hour or 7 day schedu l es as we ll as an “8th day” or ho li day schedu l e .
E ach channe l can operate i ndependent l y or comb i ned .
F eatures:
• 2 4 hour or 7 day programm i ng w i th reso l ut i on to the m i nute and accuracy to the second
• Large k eys ease programm i ng
• Un i que c i rcu l ar programm i ng pattern and m i n i ma l steps s i mp li fy programm i ng
• Automat i c Day li ght Sav i ng Ti me changeover i n Spr i ng and F a ll e li m i nates need to manua ll y change the t i me
• H o li day, or “8th day” program may be schedu l ed a wee k i n advance for one or more days
• E ach channe l may be programmed separate l y, or both together
• Automat i ca ll y recharged Ni Cad battery ma i nta i ns program and d i sp l ay for two wee k s or more
• Manua l overr i de for each channe l prov i des for e i ther temporary or cont i nuous O N or O FF state, w i th status d i sp l ayed i n l arge LCD
•
Automatic Day l ight T ime changeover with Digi 42
• H o l iday program with Digi 42 .
• Rechargeab l e battery backup with 1 week or more carryover .
• 16 amp, SPD T switching .
]
C .
E .
C . CERT I F I E D
T I TLE 24, PART 6
O N ALL MODELS MARKED W ITH “ † ”
TIMER VOLTAGE
120 V, 50/60 Hz
208/240 V, 50/60 Hz
24 V, 50/60 Hz
277 V, 50/60 Hz
120 V, 50/60 Hz
208/240 V, 50/60 Hz
24 V, 50/60 Hz
120 V, 50/60 Hz
208/240 V, 50/60 Hz
24 V, 50/60 Hz
277 V, 50/60 Hz
120 V, 50/60 Hz
208/240 V, 50/60 Hz
24 V, 50/60 Hz
TI M ER VOLTAGE
120 V, 50/60 Hz
240 V, 50/60 Hz
24 V, 50/60 Hz
MO U NTING*
Surface or DIN Rail
Surface or DIN Rail
Surface or DIN Rail
Surface or DIn Rail
Surface or DIN Rail
Surface or DIN Rail
Surface or DIn Rail
Flush Panel
Flush Panel
Flush Panel
Flush Panel
Flush Panel
Flush Panel
Flush Panel
M OUNTING*
Flush or Surface
Flush or Surface
Flush or Surface
SET P OINT P ROGRAMS MA X IM U M WEEKLY ON/OFF
EVENTS
RELAY O U T PU T GENERAL
PU R P OSE RATING
20
20
20
140
140
140
SPDT, 16 A, 250 V
SPDT, 15 A, 250 V
SPDT, 16 A, 250 V
42
20
20
20
42
42
140
294
294
294
140
140
SPDT, 16 A, 250 V
SPDT, 16 A, 250 V
SPDT, 16 A, 250 V
SPDT, 16 A, 250 V
SPDT, 16 A, 250 V
SDPT, 16 A, 250 V
20
20
42
42
42
140
140
294
294
294
SPDT, 16 A, 250 V
SPDT, 16 A, 250 V
SDPT, 15 A, 250 V
SDPT, 16 A, 250 V
SPDT, 16 A, 250 V
SET P OINT P ROGRA M S M AXI M U M WEEKLY ON/OFF
EVENTS
42 294
RELAY OUT P UT GENERAL
P UR P OSE RATING
(2) SPDT, 16 A, 240 VAC
42
42
294
294
(2) SPDT, 16 A, 250 VAC
(2) SPDT, 16 A, 250 VAC
GRASSLIN - G
M
X
d igi
SERIES (
24
-H
our
, 7-
D a
y)
• 1 6 A @ 2 4 0 V sw i tch .
• I ndoor or outdoor enc l osure .
• Rechargeab l e battery bac k up w i th 1 wee k or more carryover .
• Opt i ona l c l ear cover a ll ows v i ew i ng t i mer c l oc k face w i thout open i ng cover .
E nc l osure Opt i ons, Subst i tute the F o ll ow i ng for “ X ” :
“ I ” = NE MA 1 I ndoor E nc l osure
“ I C” = NE MA 1 I ndoor E nc l osure w i th C l ear Cover
“O” = NE MA 3R Outdoor E nc l osure
“OC” = NE MA 3R Outdoor E nc l osure w i th C l ear Cover
“ I M” = NE MA 1 I ndoor Meta l E nc l osure
N O TE : 6 V and 12 VDC Mode l s Ava il ab l e
P ART NO
GMX digi 20-“X”-120
GMX digi 20-“X”-240
GMX digi 20-“X”-24
GMX digi 20-“X”-277
GMX digi 42-“X”-120
GMX digi 42-“X”-240
GMX digi 42-“X”-24
GMX2 digi 42-“X”-120†
GMX2 digi 42-“X”-240†
GMX2 digi 42-“X”-24†
TI M ER VOLTAGE
120 V, 50/60 Hz
208/240 V, 50/60 Hz
24 V, 50/60 Hz
277 V, 50/60 Hz
120 V, 50/60 Hz†
208/240 V, 50/60 Hz†
24 V, 50/60 Hz†
120 V, 50/60 Hz
208/240 V, 50/60 Hz
24 V, 50/60 Hz
Also available
SWIT C H
SPDT
SPDT
SPDT
SPDT
SPDT
SPDT
SPDT
(2) SPDT
(2) SPDT
(2) SPDT
A M P S
16
16
16
16
16
16
16
16
16
16
MIL 72 Series
ELECTROMECHANICAL 24
HOUR & 7 DAY TIME SWITCHES
Same panel or flush mount configuration as the Digi 20.
21Amp, 2HP SPDT Switch.
TimeMaster
GM & GMX Series
MECHANICAL & ELECTRONIC
24 HOUR AND 7 DAY TIME
SWITCHES (SPDT & DPDT)
30Amp & 21Amp in NEMA 1 or
NEMA 3R Enclosures.
KM2 In-Wall Timer
24 HOUR OR 7 DAY
Replaces standard wall switch.
20Amp, 120VAC.
Digi 42
7 DAY ELECTRONIC TIME
SWITCH
Similar to Digi 20, except has
Holiday program and automatic daylight time changeover.
Digi 42/2
TWO CHANNEL TIME
SWITCH
Same features as Digi 42 except it has two channels.
Talento 800
ONE, TWO OR FOUR
CHANNEL 365 DAY
ELECTRONIC
PROGRAMMABLE TIME
CONTROL
Automatic Daylight Time changeover and many other features.
P ROGRA M S
20
20
20
20
42
42
42
42
42
42
FrostKing Refrigeration
Defrost Timers
DTMV replace all standard
Paragon or Precision models.

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Key features
- Compact size for easy installation
- Easy-to-read LCD display for clear visibility
- Capacitor backup to retain program memory during power outages
- 20 programs for flexible scheduling
- Manual override for temporary adjustments
- DIN rail mounting option for space saving