Table D-1. Operating Status For Model 48I Trace Level-Enhanced; Table D-2. Error Status For Model 48I Trace Level-Enhanced - Thermo Scientific 48i Instruction Manual

Thermo Fisher Scientific
Table D–1. Operating Status for Model 48i Trace Level-Enhanced
 Bit
 Hex-value
Operating status:
Service Mode (On)
Maintenance (Local)
Zero gas (On)
Span gas (On)
Gas Unit Indication (ppm OR ppb)
Ozonator (Off)
PMT (Off)
Not used
Table D–2. Error Status for Model 48i Trace Level-Enhanced
 Bit
 Hex-value
Error status:
Internal Temperature Alarm
Optical Chamber Temperature
Alarm
AGC Intensity Alarm
Bias Voltage Alarm
Pressure Alarm
Sample Flow Alarm
Motor Speed Alarm
Not used
Geysitech (Bayern-Hessen) Protocol
D7 D6 D5 D4 D3
8 7 6 5 4
80 40 20 10 08
MSB
0 0 0 0 0
0 0 0 0 0
0 0 0 0 0
0 0 0 0 1
0 0 0 1 0
0 0 1 0 0
0 1 0 0 0
1 0 0 0 0
D7 D6 D5 D4
8 7 6 5
80 40 20 10
MSB
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 1
0 0 1 0
0 1 0 0
1 0 0 0
Model 48i Trace Level-Enhanced Instruction Manual
Geysitech Commands
D2 D1 D0
3 2 1
04 02 01
LSB
0 0 1
0 1 0
1 0 0
0 0 0
0 0 0
0 0 0
0 0 0
0 0 0
D3 D2 D1 D0
4 3 2 1
08 04 02 01
LSB
0 0 0 1
0 0 1 0
0 1 0 0
1 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
0 0 0 0
D-7