Flow temp. controller
C-18
Electrical work (FTC2)
Flow temp. controller
3
C-18
3.5. Connecting external output signal
All outputs has AC 230V signal
Output Use Signal Max. current
OUT1 Water circulation pump AC 230A signal for relay drive 0.5 A
OUT2 Booster heater 1 AC 230A signal for relay drive 0.5 A
OUT3 Booster heater 2 AC 230A signal for relay drive 0.5 A
OUT4 Immersion heater AC 230A signal for relay drive 0.5 A
OUT5 3-port valve AC 230A signal for relay drive 0.5 A
OUT6 Defrost AC 230A signal for direct use 0.5 A
OUT7 Error output AC 230A signal for direct use 0.5 A
*FTC2 has terminal beds for AC 230V output signal. (Relays are NOT available on FTC2)
Caution :
Do not drive directly the pump, heater and valve by these output signals.
Connect the surge absorber according to the load at site.
Wiring specifi cation of External output
Locally supplied parts
Item Name Model and specifi cations
External output
function
External output signal
wire
Use sheathed vinyl coated cord or cable.
Max. 50m
Wire type : CV, CVS or equivalent
Wire size : Stranded wire 0.5mm² to 1.25mm²
Solid wire:
{
0.65mm to
{
1.2mm
Relay, etc. AC 230V signal 0.5 A or less
*Connect the surge absorber according to the load at site.
3 5 7 9 11 131
42
TB141
6 8 10 12 14
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