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6.4
Troubleshooting
LED1 OPERATING and LED2 FAULT are used to diagnose the module operation.
Indicator Status/colour
Description
Procedure
LED1
/ green
The module works in standard mode
-
/ green
The module works in configuration mode
-
The module is not powered up
-
LED2
No failure
-
/ yellow
1 or 6 blinks – network interface failure
Turn the device’s power off then on again. If
the problem persists, contact the service.
/ yellow
2 blinks – network cable disconnected
Check the network cable connection on
both sides.
/ yellow
3 blinks – no IP address received from the
DHCP server
Turn the device’s power off then on again. If
the problem persists, contact the network
administrator.
/ yellow
4 blinks – problem with communication
between module and cooperating device
Turn the device’s power off then on again. If
the problem persists, contact the service.
/ yellow
5 blinks – problem with module application Turn the device’s power off then on again. If
the problem persists, contact the service.
Table 3: The device's operating status based on the LED indicator status
7
Memory maps
7.1
Memory map for Sigma Control L Unit
The memory map is available by connecting the module via the Modbus TCP protocol on the standard 502
port, ID: 1.
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 commands execution
44001 – 44002
External DI (Digital Inputs)
7.1.1
Detectors statuses
Channel No. Register
Name
Description
Type
1
40001
State_A
Detector status
flags
40002
N
Output (concentration)
U16
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: [email protected]
Appendix: PU-Z-116-ENG R03
p. 5|9
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