Section 2.3.2 ) – Emerson Process Management Bristol ControlWave ExpressPAC User Manual
Page 27
ControlWave ExpressPAC Instruction Manual (CI-ControlWave EPAC)
Revised Mar-2011
Installation
2-13
Switch
Setting
Function Mode
7
RX+ Bias (End Node)
ON (4-wire = Both End nodes only; 2-wire=
One end node only)
OFF = No bias
8
RX- Bias (End Node)
ON (4-wire = Both End nodes only; 2-wire=
One end node only)
OFF = No bias
2.3.2 Setting Jumpers on the CPU/System Controller Board
The CPU has several jumpers.
W1: COM1 CTS usage:
o
1-to-2 Installed = COM1 CTS source is from device.
o
2-to-3 Installed = COM1 RTS to CTS loopback
W2: COM2 CTS usage:
o
1-to-2 Installed = COM2 CTS source is from device.
o
2-to-3 Installed = COM2 RTS to CTS loopback
Note:
You must enable the backup battery by setting jumper W3 to
position 1-2.
W3: Enable/disable battery backup selection:
o
1-to-2 Installed = Enable battery backup.
o
2-to-3 Installed = Disable battery backup
W5: Power supply shut down selection:
o
1-to-2 Installed = 12/24V power supply shut down hysteresis
o
2-to-3 Installed = 6V power supply shut down hysteresis
W6: Power supply shut down selection:
o
1-to-2 Installed = 12V power supply shut down
o
2-to-3 Installed = 6/24V power supply shut down
W7: Power fail trip point hysteresis selection:
o
1-to-2 Installed = 12/24V power fail trip point hysteresis
o
2-to-3 Installed = 6V power fail trip point hysteresis
W8: Power fail trip point selection:
o
1-to-2 Installed = 12V power fail trip point
o
2-to-3 Installed = 6/24V power fail trip point
W12: COM3 configuration selection:
o
1-to-2 Installed = COM3 is RS-232
o
2-to-3 Installed = COM3 is RS-485
W13: COM3 configuration selection:
o
1-to-2 Installed = COM3 is RS-232
o
2-to-3 Installed = COM3 is RS-485