Section
Terminal
Description
FGC 421
FGC 411
FGC 401
5
NO
Relay output for a single-phase start capacitor
250 VAC, 5 A
1
Pump 1
x
x
x
COM
6
NO
Relay output for a single-phase start capacitor
250 VAC, 5 A
1
Pump 2
x
–
x
COM
7
NO
General-purpose digital output
250 VAC, 5 A
1
x
x
x
COM
NC
8
+
Analog input 0–5 A for external current transformer
Pump 1
–
–
x
−
9
+
Analog input 0–5 A for external current transformer
Pump 2
–
–
x
−
10
+
Analog input 4–20 mA for level sensor
x
x
x
IN
−
11
STOP
Digital input for external sensors
+ 24 VDC
Float switches
x
x
x
DUTY
−
STBY
HIGH
12
+
Output for modem power
+24 VDC
Maximum 500 mA
x
x
x
−
13
T1
Sensor input for thermal and leakage sensors
Pump 1
x
x
x
T2
14
T1
Sensor input for thermal and leakage sensors
Pump 2
x
–
x
T2
15
+
General-purpose digital input
Configurable
x
–
x
−
16
1: 0 V
CAN bus cable to HMI
x
x
x
2: CAN L
3: Screen
4: CAN H
5: +24 V
17
+
Digital output for 24 V alarm lamp
Maximum 100 mA
x
x
x
−
12 Technical Reference
Flygt FGC 400 Installation, Operation, and Maintenance
57
Summary of Contents for Flygt FGC 400
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