Atest Gaz PW-072-A, User Manual

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5.3.2 Transmission parameter configuration
To configure transmission parameters use an appropriate option in the control unit menu, where the
module is installed (see user’s manual). The module offers the following settings:
protocol: Modbus ASCII / Modbus RTU
network address: 1 – 255
baud rate: 4800, 9600, 19200, 38400, 57600, 15200 bod
parity control: parity (E), odd (O), no (N)
number of character bits: 7 (only for Modbus ASCII) or 8
6 Memory maps
6.1 Memory map for Sigma Control L Unit
Register range Description
40001 – 40040 Detector status at channels 1 – 20
40041 – 40064 Unused – always zero
40065 – 40066 Input and output status
40067 – 40067 Control Unit status
40068 – 40087 Temperature in detector’s measuring head at channels 1 – 20
40088 – 40099 Unused – always zero
43501 – 43503 Interface for operator’s command execution
44001 – 44002 External DI (Digital Inputs)
6.1.1 Detectors statuses
Channel No. Register Name Description Type
1 40001 State_A Detector status flags
40002 N Output (concentration) U16 1
2 40003 State_A Detector status flags
40004 N Output (concentration) U16
... ... ... ... ...
20 40039 State_A Detector status flags
40040 N Output (concentration) U16
State_A –detector status at specific channel. For bits description see table below
Bit Flag Description
0 Collective_W1 Warning 1 threshold exceeded
1 Collective_W2 Warning 2 threshold exceeded
2 Collective_AL Alarm threshold exceeded
3 Collective_CrFail Collective critical failure information
4 Collective_NonCrFail Collective non-critical failure information
5 - Unused – always zero
1 U16 – 16-bit unsigned.
Atest Gaz A. M. Pachole sp. j.
ul. Spokojna 3, 44-109 Gliwice, Poland
VAT No.: PL 9691433231
tel.: +48 32 238 87 94
fax: +48 32 234 92 71
e-mail: contact@atestgaz.pl
Appendix: PU-Z-062-ENG R06
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