Chapter Two: Installation
Interface Connector
17
Interface Connector
The pinout of the 9 -pin Type “D” Interface connector is shown in Table 8.
Interface Connector Pinout
Pin Number
Signal
1
Motor Winding A
2
Motor Winding A'
3
Limit Switch Common
4
Open Limit Switch
5
Closed Limit Switch
6
Motor Winding B
7
Motor Winding B'
8
Limit Switch Current Source
9
No Connection
Table 8: Interface Connector Pinout
The limit switches require 25 mA current. For proper operation, use a +15 VDC power supply
run through a 470 ohm, 0.5 Watt resistor.
To set up the Type 651, 1651, or 652B pressure controller, refer to the corresponding instruction
manual.
