Installation - Wiring Termination Guidance
Fusion4 MSC-L Part No.: 4418309_Rev09
4 - 66 Installation & Operation Manual
Honeywell
CN-141
1 RTD-1 S- RTD S- Three wire
connection
Resistance
Temperature
Detector input
control
Preferred: PT100
temperature
measurement
according to IEC
60751.
2 RTD-1 C RTD COM Neutral
3 RTD-1 A RTD POS Signal - Input
4 RTD-1 S+ RTD S+ Four wire
connection
CN-142
1 RTD-2 S- RTD S- Three wire
connection
Resistance
Temperature
Detector input
control
Preferred: PT100
temperature
measurement
according to IEC
60751.
2 RTD-2 C RTD COM Neutral
3 RTD-2 A RTD POS Signal - Input
4 RTD-2 S+ RTD S+ Four wire
connection
CN-143
1 RTD-3 S- RTD S- Three wire
connection
Resistance
Temperature
Detector input
control
Preferred: PT100
temperature
measurement
according to IEC
60751.
2 RTD-3 C RTD COM Neutral
3 RTD-3 A RTD POS Signal - Input
4 RTD-3 S+ RTD S+ Four wire
connection
CN-144
1 PO-1 HI Po1_HI Feed Pulse output
control
Real time pulse
output, factored
pulse output.
Additive injection
feedback, Alarm
shutdown,
Alarm indication,
Pump start,
Additive blocking
valve
2 PO-1 LO Po1_LO Signal - Output
3 PO-2 HI Po2_HI Feed
4 PO-2 LO Po2_LO Signal - Output
Terminal I/O
Floor plan
ID
Signal name
Signal
description
Type
Typical
functions