Grundfos CRE Series Installation And Operating Instructions Manual page 8

6.2.10 Three-phase pumps, 1 - 7.5 Hp
Group 3: Power supply (terminals L1, L2, L3)
8
1: Digital input 2
9: GND (frame)
8: +24 V
7: Sensor input
B: RS-485B
Y: Screen
A: RS-485A
6: GND (frame)
5: +10 V
4 Setpoint input
3: GND (frame)
2: Start/stop
DBP-1 - GRUNDFOS PUMP CRE - 99392005
6.2.11 Three-phase pumps, 10 Hp
Group 3: Power supply (terminals L1, L2, L3)
Connection terminals
Fig. 7
A galvanic separation must fulfill the requirements for reinforced
insulation including creepage distances and clearances specified
in EN 60335.
13: GND (frame)
12: Analog output
11: Digital input 4
10: Digital input 3
1: Digital input 2
9: GND (frame)
8: +24 V
7: Sensor input
B: RS-485B
Y: Screen
A: RS-485A
6: GND (frame)
5: +10 V
4: Setpoint input
3: GND (frame)
2: Start/stop