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8     C-7355 Electromechanical Series 7-Day Time Clocks Product/Technical Bulletin

S

pecifications

Product

C-7355-7 Electromechanical Time Clock, 1 Channel, Synchronous Drive Motor
C-7355-8 Electromechanical Time Clock, 1 Channel, Quartz Stabilized Movement

Power Requirements

C-7355-7:

120 VAC +10%, -15%, 60 Hz

C-7355-8:

120 VAC +10%, -15%, 50/60 Hz

Switching Capacity

Maximum:

21 amps resistive @ 240 VAC

Maximum:

2 hp (12 amps inductive) @ 240 VAC; 1 hp (16 amps inductive) @ 120 VAC

Minimum:

100 mA @ 20 VAC

Output Type

SPDT

Power Consumption

1 VA

Clock Accuracy

C-7355-7:

±

24 minutes/year (based on 60 Hz line frequency)

C-7355-8:

±

10 minutes/year

Battery Backup

C-7355-8:

150 hours

Shortest Switching Time

2 hours

Set Points

84 events per week

Wire Gauge

10 to 24 AWG

Mounting

Surface, 35 mm DIN rail, or Enclosure

Ambient Operating

Temperature

C-7355-7:

-4

°

F to 150

°

F (-20

°

C to 66

°

C)

C-7355-8:

-4

°

F to 131

°

F (-20

°

C to 55

°

C)

Ambient Storage Temperature

C-7355-7:

-20

°

F to 185

°

F (-29

°

C to 85

°

C)

C-7355-8:

-20

°

F to 150

°

F (-29

°

C to 66

°

C)

Ambient Humidity

0 to 95% RH, non-condensing; 85

°

F (20

°

C) maximum dew point

UL Recognized

Grasslin File E83486

Canadian UL

Recognized

Grasslin File E83486

Dimensions (H x W x D)

4-1/16 x 2-13/16 x 2-1/16 in. (103 x 72 x 52 mm)

Shipping Weight

C-7355-7:

0.37 lb (0.168 kg)

C-7355-8:

0.39 lb (0.178 kg)

The performance specifications are nominal and conform to acceptable industry standards.  For application at conditions beyond these specifications, consult the
local Johnson Controls office.  Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products.

Controls Group
507 E. Michigan Street
P.O. Box 43
Milwaukee, WI   53201

Printed in U.S.A.

Summary of Contents for C-7355

Page 1: ...vement and battery reserve The C 7355 Electromechanical Series uses heavy duty single pole double throw SPDT contacts rated 21 amps at 240 VAC resistive to switch line voltage loads Up to 12 two hour On Off events per day can be programmed Figure 1 C 7355 Electromechanical Series Time Clock Features and Benefits Economical Cost Makes time of day control affordable Front mount Terminal Block Reduce...

Page 2: ...lso has a built in Ni Cad battery that will maintain clock operation and switching schedules for up to 150 hours in the event of a power failure Theory of Operation The C 7355 Electromechanical Series switches a load On and Off during programmed events The NO and COM output terminals are open during programmed Off events and are switched closed during programmed On events Terminal Base Guide Pins ...

Page 3: ...t Technical Bulletin 3 Supplies Needed drill 3 16 in 5 mm drill bit screwdriver blunt nose pliers marking pencil wire stripper Product Dimensions 2 13 16 72 4 1 16 103 I 0 Figure 3 C 7355 Front View in mm 2 1 16 52 4 1 16 103 Figure 4 C 7355 Side View in mm ...

Page 4: ...o aid in programming 1 Remove the clear cover from the front of the time clock 2 Using a screwdriver loosen the two captive screws located in the upper right and lower left corners of the housing 3 Remove the housing by pulling forward 4 Remove the terminal cover by pulling forward 5 Use the mounting template Figure 10 or place the terminal base against the desired mounting surface and mark the lo...

Page 5: ... output Programming Overview The C 7355 Electromechanical Series Time Clocks have a clock face with minute and hour hands The dial face shows the seven days of the week and a m p m markings for each day Setting the Current Time and Day IMPORTANT Turn the dial face and minute hand in the clockwise direction only Turning the wrong way may damage the time clock To set the current day and time turn th...

Page 6: ...erate The time and day of the unit must be reset once power is restored The C 7355 8 uses a built in Ni Cad battery for backup In the event of a power failure the outputs are disabled but the time clock maintains clock operation and programmed events for up to 150 hours Repair Information Field repairs must not be made For a replacement time clock contact the nearest Johnson Controls representativ...

Page 7: ...chanical Time Clock 1 Channel Synchronous Drive Motor C 7355 7 Electromechanical Time Clock 1 Channel Quartz Stabilized Movement with Battery Backup C 7355 8 Metal Indoor Enclosure BOX 7355 1 Mounting Template The mounting template shown in Figure 10 can be used when surface mounting a C 7355 time clock 2 3 8 60 2 1 8 54 Figure 10 Surface Mounting Template in mm ...

Page 8: ...to 24 AWG Mounting Surface 35 mm DIN rail or Enclosure Ambient Operating Temperature C 7355 7 4 F to 150 F 20 C to 66 C C 7355 8 4 F to 131 F 20 C to 55 C Ambient Storage Temperature C 7355 7 20 F to 185 F 29 C to 85 C C 7355 8 20 F to 150 F 29 C to 66 C Ambient Humidity 0 to 95 RH non condensing 85 F 20 C maximum dew point UL Recognized Grasslin File E83486 Canadian UL Recognized Grasslin File E8...

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