RKI Instruments Digester Gas Monitor - Manual (Page 77)

Digester Gas Monitor Operator’s Manual Modbus Menu • 71
2. Press and release the UP/YES button to continue in the Modbus Menu to the Modbus
Feature Enable/Disable screen.
3. In the parameter screens, use the ENTER button to accept a displayed parameter
setting and proceed to the next parameter or the ESCAPE button to backup a screen.
4. If you want to change a displayed parameter setting, use the UP/YES or DOWN/NO
button to change the parameter to the desired setting, then press and release the
ENTER button to accept the change and proceed to the next screen.
5. Continue through the parameter setting screens changing any parameter settings as
needed until the following message appears on the display.
6. To save the channel parameter settings, press and release the UP /YES button. The
screen will indicate that the Digester Gas Monitor is saving the settings for a few
seconds then the Digester Gas Monitor will return to Standby Mode.
If you do not want to save the channel parameter settings, press and release the
DOWN/NO button. The display will indicate that no settings have been changed for a
few seconds then the Digester Gas Monitor will return to Standby Mode.
Table 12 below lists the Modbus configuration parameters that can be configured in the
Modbus Menu along with the factory set value for each parameter.
Table 12: Modbus Configuration Parameters
Modbus Mode Parameter Available Settings & Description
Enabled/Disabled Can be set to ENABLED or DISABLED (factory setting).
Enables or disables the Modbus output.
Slave ID The Slave ID can be set to values from 1 (factory setting) to 247.
The Digester Gas Monitor will only receive messages from the
Master which are addressed to this Slave ID (except for
broadcast messages which are received by all slaves)
Baud Rate Can be set to 1200, 2400, 4800, 9600 (factory setting), 14440, &
19200
Parity EVEN (factory setting), ODD, NONE
MODBUS Feature is:
DISABLED
UP / DN then ENT / ESC
Save Settings?
[ Y / N ]
[ ESCAPE ] to back up