Emerson Bristol ControlWave Express, Instruction Manual

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ControlWave Express Instruction Manual (CI-ControlWave Express)
Revised Mar-2011 Installation 2-9
SW2 Setting Function Mode
4 Core Updump Causes the ControlWave Express to perform a core
updump, provided you have set the SW1 switches to allow
recovery mode. Values are:
ON (Disables core updump; factory default )
OFF Core updump
5
SRAM Control Manages SRAM contents following a low power situation
or a power outage. Values are:
ON (Retain values in SRAM during restarts; factory
default )
OFF (Reinitialize SRAM) – Data in SRAM lost during
power outage or re-start.
6 System
Firmware Allows a remote download of system firmware (on units
equipped with boot PROM version 4.7 or higher and
system PROM version 4.7 and higher). Values are:
ON (Enable remote download of system firmware; factory
default )
OFF (Disable remote download of system firmware)
7
N/A Not currently used.
8
Enable
WINDIAG Suspends normal operation and allows diagnostic
routines. Values are:
ON (Permits normal system operation, including the boot
project, and disables the WINDIAG diagnostics from
running;
factory default )
OFF (Allow WINDIAG to run test; disable boot project and
normal system operation.)
Note : Setting both switch 8 and switch 3 to OFF (closed)
sets all communication ports to 9600 bps operation.
All serial communication ports must be set at 9600
bps before WINDIAG can perform communication
tests.
Note: Table 2-3
describes switch settings for RS-485 port operation.
You may want to review
Section 2.3.6
on RS-485 configuration
before you set these switches.
Table 2-3. RS-485 Configuration Switch SW3
Switch
Setting
Function Mode
1
TX+ to RX+ Loopback / 2-
wire
ON (2-wire operation or loopback enabled)
OFF (4-wire operation and loopback
disabled)
2
TX- to RX- Loopback / 2-
wire
ON (2-wire operation or loopback enabled)
OFF (4-wire operation and loopback
disabled)
3 100 Ohm RX+ Termination ON (End nodes only)
4
100 Ohm RX- Termination
ON (End nodes only)