COSA Xentaur COSA 9610 - Manual (Page 23)

INSTALLATION, OPERATION AND MAINTENANCE MANUAL – COSA 9610™
Page 23 of 44
The lower right section displays the status of each digital input and output. The signal
assignments are user-programmable.
Explanation outputs
cal gas 1
Digital output driving low value calibration gas air
actuator
cal gas 2 Digital output driving medium value calibration
gas air actuator
cal gas 3 Digital output driving high value calibration gas air
actuator
range 1 (optional) Extended range execution indicating second
mixing chamber is selected for dual range option
stream 1 (Standard) Indicating process stream 1 selected
stream 2 (optional) Indicating process stream 2 selected
Stream sw Status, switching streams
High alarm High Calorific value
Low alarm Low Calorific value
Calibrate Calibration in progress
Validate Validation in progress
Calibration fault Calibration fault
Sys fault Collective alarm
In op Analyzer is in operation
System Ok Status box, also displays access level and fault
Explanation inputs
Watchdog
Status watchdog for microprocessor on interface
board and /or PC
Calibration req External input to start calibration
Validation assignment External input to start validation
Calibration gas pressure Calibration gas pressure regulator (input)
Air pressure Instrument air pressure regulator (input)
Sample pressure Sample pressure regulator (input)
Flow alarm A (optional) This digital input has no function at present
Flow alarm B (optional) As above
Flow alarm C (optional) As above
Flow alarm D (optional) As above
Flow alarm E (optional) As above