P11: low pressure switch circuits, P13: dcv thermistor signals, Ds systems – Liebert iCOM Microprocessor TM-10098 User Manual

Page 108

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iCOM

Control Training and Service Manual

DS Systems:


P3: Not Used

P4: 24 VAC Power

P4-1: Fuse 1 (24 VAC)

P4-3:

Fuse 3 (24 VAC)

P4-2: Fuse 2 (24 VAC)

P4-4:

Fuse 4 (24 VAC)


P7: Fluid Sensor

P7-1: Aquastat

Sensor

P7-2: Aquastat

Sensor


P8: 24 VAC Alarm Inputs

P8-1: 24 VAC (RAD1/ TS 50)

P8-5:

24 VAC (HWA)

P8-2: 24 VAC (RAD2/ TS 51)

P8-6:

24 VAC Out (TS 24)

P8-3: 24 VAC (RAD3/ TS 55)

P8-7:

24 VAC Out (HWA)

P8-4: 24 VAC (RAD4/ TS 56)

P8-8:

no connection


P11: Low Pressure Switch Circuits

P11-1: DCV Signal to LPT1
P11-2: Cold Start Bypass 1 Signal
P11-3: LPT1 Input to MP
P11-4:
P11-5:

DCV Signal to LPT2

P11-6:

Cold Start Bypass 1 Signal

P11-7:

LPT2 Input to MP

P11-8:


P12: Analog Sensor Inputs

P12-1:

T+ Analog 1 (TS 41)

P12-5:

T+ Analog 3 (TS 45)

P12-2:

T- Analog 1 (TS 42)

P12-6:

T- Analog 3 (TS 46)

P12-3:

T+ Analog 2 (TS 43)

P12-7:

T+ Analog 4 (TS 47)

P12-4:

T- Analog 2 (TS 44)

P12-8:

T- Analog 4 (TS 48)


P13: DCV Thermistor Signals

P13-1: DCV Signal to Digital Scroll Thermistor 1
P13-2: DCV Signal from Digital Scroll Thermistor 1
P13-3: DCV Signal to Digital Scroll Thermistor 2
P13-4: DCV Signal from Digital Scroll Thermistor 2
P13-5:

DCV Signal to Customer Thermistor

P13-6:

DCV Signal from Customer Thermistor



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