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AC Current Output
Range No-Load Voltage Load Voltage Load Current Load/Unload Times
10 A 90 Vac 75 Vac 10 A 2 min / 15 min
40 A 25 Vac 20 Vac 40 A 1 min / 15 min
100 A 10 Vac 7.25 Vac 100 A 1 min / 15 min
100 A 10 Vac 3 Vac 250 A 1 sec / 5 min
AC Voltage Output
Range No-Load Voltage Load Voltage Load Current Load/Unload Times
250 Vac 260 Vac 240 Vac 3 A 10 min / 45 min
DC Voltage Output
Range No-Load Voltage Load Voltage Load Current Load/Unload Times
300 Vdc 300 Vac 250 Vdc 2 A 10 min / 45 min
Maximum Current
0.4 A
RFD-200 Timer Second Display In seconds and cycles (50/60 Hz programmable)
Range Resolution Accuracy
0 to 9.999 sec 1 ms ± 1 ms
10.00 to 99.99 sec 10 ms ± 10 ms
100.0 to 99999.9 sec 100 ms ± 100 ms
Timer Cycles Display
Range Resolution Accuracy
0 to 9.999 cycles 0.1 cycles ± 1 ms
1,000 to 49,999 cycles / 50 Hz 1 cycle ± 10 ms
1,000 to 59,999 cycles / 60 Hz 1 cycle ± 100 ms
RFD-200 S2 Compatibility
Relay Type IEEE #
Over Current Relays 50/76
Ground Fault Relays 50N
Time Over Relays 51
Under Current Relays 37
Over Voltage Relays 59
Under Voltage Relays 27
Motor Protection Relays 86
Tripping Relays 94

The RFD-200 Digital Timer can be started or stopped in three different modes:

  1. Internal Trigger: Start timer with the presence or removal of RFD-200 voltage or current source.
  2. Dry Contact: Change of state of a dry contact input.
  3. Wet Contact: Change of state of a DC voltage input.