ENGLISH
Pag. 34
7.4 Cleaning
The detectors must be kept clean of dust deposits. Cleaning must be performed with damp
cloths or with cloths that do not accumulate electrostatic charges. The removal of dust by
compressed air is prohibited and highly dangerous.
Gas detectors must be cleaned in order to avoid any risk of infection
7.5 Data reset to default parameters
Procedure for a detector with RS485 interface on board
³
Disconnect the power supply of the detector and move the DIP switch No. 8 to OFF.
³
Connect the detector
³
While the detector is connected, move the DIP switch No. 8 back to ON again.
Procedure for a detector without RS485 interface on board
³
Disconnect the power supply of the detector and move the DIP switch No. 1 to OFF.
³
Connect the detector
³
While the detector is connected, move the DIP switch No. 1 back to ON again.
7.6 Disassembly instructions
Power the unit off, disconnect the wires on the terminals and dismount the housing from
any blocking systems.
7.7 Trouble shooting guide
The following table lists all error messages, which can be viewed on the detector or calibra-
tion keyboard display, with corrective actions to resolve them.
Table 6) The following table lists all error messages, which may appear on the detector display or the calibration keypad, and the corrective
actions to resolve them.
Visualised mes-
sage
Possible cause
Corrective action
Three horizon-
tal lines
There was a drift of the detector
Zero value
Make sure you are in clean air and ple-
ase adjust the Zero by the calibration
procedure
EE2P
The internal memory E2Prom is
not working
Please perform the reset procedure by
the 459 tech password
EFLS
The internal memory Flash is
not working
Please perform the reset procedure by
the 459 tech password
ERAM
The internal memory Ram is not
working
Please perform the reset procedure by
the 459 tech password
EALM
The power supply of the detec-
tor is outside of range (from 12
Vdc to 27 Vdc)
Please check the power supply on the
+ and – terminals of the detector
Summary of Contents for SMART3G-GrI
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