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1781-WC5S - Watchdog Module
1781-WC5S

1781-WC5S - Watchdog Module

Part Number:1781-WC5S

Availability:

 In Stock
; 12

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Timer Values
Price:$30.07
Volume Discount
Quantity
Price
  • 25 - 99
  • $27.06
  • 100+
  • $24.06

Feature:

Search Terms: 1781-WC5S-8; 1781-WC5S-16; 1781-WC5S-32

The 1781-WC5S is a Watchdog Module. One in a series of solid-state relays commonly used in industrial applications.

INPUT 1781-WO5S* 1781-WC5S* 1781-RO5S 1781-RC5S Units
Nominal Input Voltage 5 5 5 5 V dc
Min. Input Voltage @ Pin 3 3.0 3.0 3.0 3.0 V dc
Max Input Voltage @ Pin 3 5.5 5.5 5.5 5.5 V dc
Must Turn Off Voltage - - 1.0 1.0 V dc
Typical Input Current 0 (4A transient) 0 (4A transient) 1.3 1.3 mA dc
Maximum Input Current 0 (5A transient) 0 (5A transient) 2.2 2.2 mA dc
Nominal Input Resistance 2.2K (series 0.1 uF) 2.2K (series 0.1 uF) 2K 2K ohm
Typical V+ Supply Current 50 50 50 50 mA dc

OUTPUT 1781-WO5S* 1781-WC5S* 1781-RO5S 1781-RC5S Units
Contact Default State Normally Open (N.O.) Normally Closed (N.C.) Normally Open (N.O.) Normally Closed (N.C.) N/A
Nominal Line Voltage 5 5 5 5 V dc / V rms
Maximum Line Voltage 100/125 100/125 100/125 100/125 V dc / V rms
Minimum Line Voltage 0 0 0 0 V dc / V rms
Max. Peak Off-state Voltage 100/125 100/125 100/125 100/125 V dc / V rms
Max. Off-state Leak. Current 0 0 0 0 mA dc
Maximum On-state Current 1A 30 Wdc
62.5VA
1A 30 Wdc
62.5VA
1A 30 Wdc
62.5VA
1A 30 Wdc
62.5VA
Resistive Load
Minimum On-state Current 0 0 0 0 mA
Maximum 1 Second Surge 2.5 2.5 2.5 2.5 A peak
Peak On-state Voltage 0.25 0.25 0.25 0.25 V dc
Maximum Turn-on Time 2 2 2 2 ms
Minimum Turn-on Time 1 1 1 1 ms

* xxs= value in seconds - 8, 16, 32 sec. (i.e. 1781-W05S-8S : 8 sec. watchdog.)

CROSS-REFERENCE 1781-WO5S 1781-WC5S 1781-RO5S 1781-RC5S
OPTO-22 N/A N/A ODC5R ODC5R5
Grayhill N/A N/A 70-ODC5R N/A
Crouzet / Gordos N/A N/A ORR5 N/A
Crydom N/A N/A ORR5 N/A
Dataforth N/A N/A RO5S RC5S

Application Notes

  • Relay & watchdog modules are rated for resistance loads only.

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