Status - 1 byte
0x00 = Time read 0xff = Error in reading
Get Display Cycle Time - 0x39
This command queries for the length (in seconds) that the concentration for each point is
displayed while the unit is in the Monitoring mode.
Command packet to instrument:
Command Code (0x39) - 1 byte
Response packet from instrument:
Command Code (0x39) - 1 byte
VC4™ Date - 2 bytes
VC4™ Time - 2 bytes
Cycle Time - 1 byte
(valid 2-10 sec., default 4 sec.)
Status - 1 byte
0x00 = No error
0xff = Error
Get the Number of Gas Tables Available - 0x3A
This command allows you to query the unit for the number of loaded gas tables in the unit.
Command packet to instrument:
Command Code (0x3A) - 1 byte
Response packet:
Command Code (0x3A) - 1 byte
VC4™ Date - 2 bytes
VC4™ Time - 2 bytes
# of Gas Tables - 1 byte (1-255)
Get Printer Setup - 0x3B
This command queries the unit for the printer configuration.
Command packet to instrument:
Command Code (0x3B) - 1 byte
Response packet from instrument:
Command Code (0x3B) - 1 byte
VC4™ Date - 2 bytes
VC4™ Time - 2 bytes
Setup Status - 1 byte
VC4™
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