INFICON Composer Elite Gas Concentration Monitor - Manual (Page 90)

5 - 24
PN
07
4-
56
6-
P1
B
Composer Elite Operating Manual
12 (0x0C) . . . Uninstalled sensor number
17 (0x11) . . . Message length incorrect for given command
18 (0x12) . . . Message checksum invalid*
19 (0x13) . . . Sent data out of range
20 (0x14) . . . Unknown command
21 (0x15) . . . Data requested not currently available
22 (0x16) . . . Message timeout. Entire message not received in 3 seconds.*
23 (0x17) . . . Action could not be completed. (e.g., A zero frequency command
was sent when the Acoustic Sensor’s frequency was not
“STEADY”)
22 (0x18) . . . File system in use. Try command again later.
* Indicates a hard communication error. When a hard communication error occurs, the response
message's header (Command, Subcommand, Sensor, and Program) will be filled in with 0xFF since
a valid command packet was not received.
Table 5-18 Status bit
Status
Bit
Name Value Data
Type
Note
SS Status Signal (Bit 31) 0|1 Bit 0=Error in received message. Data field will
contain error code. Refer to
section 5.5.2.2,
Communication Error Codes, on page 5-23 .
1=Message received successfully.
LS Status Field (Bit 30) 0|1 Bit 0= Short Status Field (8 bits)
1= Long Status Field (16 bit)
PC Power Cycle (Bit 29) 0|1 Bit When Sensor Number is 1-5:
0= No change in sensor’s setpoint/gas
parameters.
1= One of the sensor’s setpoint/gas
parameters have changed (computer bit flag
will be cleared).
When Sensor Number is 0:
0= No change in any of the sensor’s
setpoint/gas parameters.
1= One of the sensor’s setpoint/gas
parameters have changed (computer bit flag
will be cleared).