GASSONIC Observer-i - 6.6. Command Register Locations; 6.6.1. Operational Mode Commands

GASSONIC OBSERVER-i
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6.6. Command Register Locations
6.6.1. Operational Mode Commands
See Section number listed below and reference Section 6.7 for details of each register.
NOTE: The Gassonic Observer-i has Modbus error reporting. The optional dual Modbus has error
reporting for each channel. It can also provide simultaneous block mode.
R - indicates Read Only Access R/W - indicates Read/Write Access
Address Name Function Type I/O Range R/W
GENERAL USER REGISTERS
0x0000
Analog Output
Scaled 0-20 mA current
output
Numeric
Value
0 – 21.7mA
expressed in μA
R
0x0001
Mode
Set/view operating mode
Bit
Map
See description R/W
0x0002
Fault Status 1
User status errors
Bit
Map
See description R
0x0003
Fault Status 2
Internal status errors
Bit
Map
See description R
0x0004
Model No.
Observer-i model number
Numeric
Value
TBD R
0x0005
Software Rev
Hi
Embedded software major
revision
ASCII
chars
Alphanumeric R
0x0006
SPL
Sound pressure level (dB)
Numeric
Value
~ 45 – 110 dB R
0x0007
Peak Sound
Peak sound level (dB)
Numeric
Value
TBD R
0x0008
Temperature
Unit temperature in 0.1°C
Numeric
Value
–40°C – +75°C
expressed in 0.1
°C
R
0x0009
Display Chars
Hi
Display MSD and MID1
ASCII
chars
See description R
0x000A
Display Chars
Lo
Display MID2 and LSD
ASCII
chars
See description R
0x000B
Serial No. Hi
Unit serial number - high
word
ASCII
chars
See description R
0x000C
Serial No. Lo
Unit serial number - low word
ASCII
chars
See description R
0x000D
Trigger Level
Set/view alarm trigger level
Numeric
Value
See description R/W
0x000E
Alarm Delay
Set/view alarm delay time
Numeric
Value
See description R/W
0x000F
CH1 Address
Set/view channel 1 address
Numeric
Value
1 – 247 R/W
0x0010
CH1 Baud
Rate
Set/view channel 1 baud rate
(2.4, 4.8, 9.6, 19.2 kbps)
Code 0, 1, 2, 3 R/W
0x0011
CH1 Format
Set/view channel 1 data
format
(8N1, 8E1, 801, 8N2)
Code 0, 1, 2, 3 R/W
0x0012
CH2 Address
Set/view channel 2 address
Numeric
Value
1 – 247 R/W
0x0013
CH2 Baud
Rate
Set/view channel 2 baud rate
(2.4, 4.8, 9.6, 19.2 kbps)
Code
0, 1, 2, 3
R/W