Installation - Wiring Termination Guidance
Part No.: 4418309_Rev09 Fusion4 MSC-L
Honeywell Installation & Operation Manual 4 - 65
CN-138
1 QPI-4A 12 V 12 V DC
METER
POWER
Power High frequency
pulse input
control +
external power
Additive flow
meter (single or
dual)
Product flow meter
(single or dual
pulse).
2 QPI-4A C COMMON Common
3 QPI-4A P PULSE A Pulse Signal -
Input A
4 QPI-4B 12 V 12 V DC
METER
POWER
Power
5 QPI-4B C COMMON Common
6 QPI-4B P PULSE B Pulse Signal -
Input B
CN-139
1 QPI-5A 12 V 12 V DC
METER
POWER
Power High frequency
pulse input
control +
external power
Additive flow
meter (single or
dual)
Product flow meter
(single or dual
pulse)
2 QPI-5A C COMMON Common
3 QPI-5A P PULSE A Pulse Signal -
Input A
4 QPI-5B 12 V 12 V DC
METER
POWER
Power
5 QPI-5B C COMMON Common
6 QPI-5B P PULSE B Pulse Signal -
Input B
CN-140
1 QPI-6A 12 V 12 V DC
METER
POWER
Power High frequency
pulse input
control +
external power
Additive flow
meter (single or
dual)
Product flow meter
(single or dual
pulse)
2 QPI-6A C COMMON Common
3 QPI-6A P PULSE A Pulse Signal -
Input A
4 QPI-6B 12 V 12 V DC
METER
POWER
Power
5 QPI-6B C COMMON Common
6 QPI-6B P PULSE B Pulse Signal -
Input B
Terminal I/O
Floor plan
ID
Signal name
Signal
description
Type
Typical
functions