946 Controller Instruction Manual
pg. 108
5. Use needle-nose pliers to remove the 3 wires (Blue, Brown, and Green/Yellow) connected to
the back of the power cord receptor.
6. Carefully slide the module out.
7. Place the module on a static-protected workbench.
To install the AIO module:
1. Make sure that the controller power is OFF and the power cord is disconnected.
2. Align the module to fit and slide freely in the
card guides
, with the internal 48-pin DIN
connector end first.
3. Gently slide the module forward until the back panel of the module is about 2 inches (5 cm)
away from the back panel frame.
4. Connect 3 wires to the back of the power cord receptor as show below.
Figure 10-2 Instruction for Connecting Wire on the Back of the Power Cord Receptor
5. Gently slide the module forward and make sure the internal 48-pin DIN connector is engaged.
6. Use a #1 Phillips screwdriver to install and tighten the four (4) screws on the four corners of
the rear panel of the module.
10.3 Pressure Control (PC) Module
In the 946 Controller, the slot labeled “COM” can only be used for the Pressure Control (PC)
module that operates valves. The Pressure Control module has a different DIN connector for
internal connection to the 946 than the other modules.
Lethal voltages are present in the controller when it is powered. Disconnect
the power cable before proceeding.
Suitable ESD handling precautions should be followed while installing,
configuring or adjusting the instrument or any modules.
Blue wire
Neutral
Line
Ground
Brown wire
Green/yellow
wire
Back View of the
Power Cord Receptor