3-40
Masterflex REGLO Digital Pump Drive with Advanced Connectivity
Section 4: Service & Maintenance
Masterflex
DB-25 ELECTRICAL CONNECTIONS
!
CAUTION
: Power must be turned off before connecting the external
remote control cable to prevent damage to the drive.
Pin No.
DB-25
Description
Pin No.
DB-25
Description
1
Speed Control Voltage Input (0-10 V)
14
Speed Signal Voltage Output (0-10 V)
2
Speed Control Current Input (0-20 mA)
15
Remote Start/Stop Input
3
Speed Control Input Reference
16
Remote CW/CCW Input
4
Speed Signal Current Output (0-20 mA)
17
Remote Start/Stop, CW/CCW, Prime Reference
5
Speed Signal Output Reference
18
Tach Output Reference
6
Motor Running Relay Output (N.O.)
19
Tach Output (Open Collector)
7
Motor Running Relay Output Common
20
Remote Prime Input
8
Open Head Sensor Relay Output (N.O.)
21
General Alarm Relay Output Common
9
Not Used
22
Not Used
10
Open Head Sensor Relay Output Common
23
General Alarm Relay Output (N.O.)
11–13
Not Used
24–25
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
