MSA Chillgard RT Instruction Manual page 12

Maintenance .................................................................. B-13
Troubleshooting ............................................................ B-14
Table B-3. Troubleshooting ................................. B-14
Obtaining Replacement Parts ..................................... B-14
Table B-4. Replacement Parts ............................ B-14
Appendix C
RS-232 Output ................................................ C-1
Introduction ...................................................................... C-1
Figure C-1. RS-232 Location
Table C-1. RS-232 Parameters ....................................... C-2
Three types of messages can be transmitted
from the RS-232 port: ................................................ C-2
Status............................................................................... C-3
Data Logged Value .......................................................... C-3
Alarm Events ................................................................... C-3
Table C-2. Status Message ........................................ C-4
Table C-3. Data Logging ............................................ C-5
RS-232 Output ................................................................ C-6
Table C-4. Alarm Logging........................................... C-6
Figure C-2. Typical RS-232 Wiring ............................ C-7
Remote Gas Sampling Channel Identification ................ C-8
Table C-5. Voltage Output
Corresponds to Channel ................................. C-8
Appendix D
Multi-refrigerant Capability* .......................... D-1
Introduction ...................................................................... D-1
Specifications .................................................................. D-1
Table D-1*. Multi-Refrigerant
Chillgard RT Refrigerant Monitor ...................... D-1
Table D-2. Typical Cross Sensitivity
at 100 Parts Per Million (PPM) at 25°C
for the Chillgard RT Refrigerant Monitor
Calibrated at 1000 PPM R11
as Expressed in Response Factors ................ D-2
Identifying Your Unit ........................................................ D-2
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