18
DB-25 ELECTRICAL CONNECTIONS
Pin No.
DB-25
Description
1
Speed Control Voltage Input (0-10 V)
2
Speed Control Current Input (0-20 mA)
3
Speed Control Input Reference
4
Speed Signal Current Output (0-20 mA)
5
Speed Signal Output Reference
6
Motor Running Relay Output (N.O.)
7
Motor Running Relay Output Common
8
Open Head Sensor Relay Output (N.O.)
9
Not Used
10
Open Head Sensor Relay Output Common
11 - 13
Not used
13
12
11
10
9
8
7
6
5
4
3
2
1
25
24
23
22
21
20
19
18
17
16
15
14
Pin No.
DB-25
Description
14
Speed Signal Voltage Output (0-10 V)
15
Remote Start/Stop Input
16
Remote CW/CCW Input
17
Remote Start/Stop, CW/CCW, Prime Reference
18
Tach Output Reference
19
Tach Output (Open Collector)
20
Remote Prime Input
21
General Alarm Relay Output Common
22
Not Used
23
General Alarm Relay Output (N.O.)
24-25
Not used
Pump Settings
PINS 5, 17, & 18 ARE AT GROUND POTENTIAL
