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Dwyer Series TDC Remote Flow Controller

Single or Dual Relay Output, Adjustable Time Delay

Series TDC Remote Flow Controller coupled with a thermal dispersion flow switch (Series TDS) provides a complete system for leak detection, signaling high or low flow conditions, low flow cutoff, and pump or valve actuation. Controller features adjustable time delay for dampening of relay chatter, selectable NO or NC operation, and LED indication of sensor, relay, and power status. Model TDC1 accepts single switch input and single relay output. Model TDC2 accepts three switch inputs and two relay outputs.

Relay Output: TDC1: 1 SPDT Form C, TDC2: 2 SPDT Form C (one latching relay).
Relay Load: 240 VAC, 12 A resistive, 1/2 hp.
Switching Mode: Field selectable NO or NC.
Supply Voltage: 120/240 VAC, 50/60 Hz., selectable.
Current Consumption: .25 amps maximum.
Time Delay: Adjustable, 0.15 to 60 seconds.
Sensor Voltage Supply: 13.5 VDC, 100 mA max., nominal.
Sensor Trigger Point: Dry <12mA, wet >12 mA.
Sensor Input: Terminal block.
Mounting: EN 50 022 standard 32 mm DIN or panel mount.
Enclosure: Polypropylene, flame retardant.
Temperature Limits: -4 to 158°F (-20 to 70°C).
Agency Approvals: CE, CSA.
Popular Models:
Model Number Description
 TDC1 Single Point Flow Controller
 TDC2 Dual Point Flow Controller
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