Atest Gaz PW-033-A, User Manual

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3.1.3.2 Status area for relay outputs
LEDs are used to indicated statuses of eight relay outputs – from 1 to 8 (see Section 2.2).
Indicator Status / colour Information
RELAY / green Constant light – the relay coil is energized
LED is off – the relay coil is de-energized
Table 11: Operation of LEDs for indication of the detector status
3.1.4 Status area for the data transmission system
LED indicators in that area show the status of information exchange on the Sigma Bus data lines.
Indicator Status / colour Information
OK / green Constant light – the system is in operation
SERVICE / green Alternate blinking
_∏_∏_∏_∏_
– the system is in maintenance mode
STOP / red Constant light – operation of the system is halted by an operator
Table 12: Operation of LEDs for status indication of the data transmission system
3.1.5 Keypad
Each button has an indicator to confirm is activation. The keypad can be used to read content of the device
memory (only Sigma MOD LED) and to reset specific signals.
3.1.5.1 Specification of buttons for Sigma MOD LED
Button Status / colour Information
/ red
Buzzer 3 muting – designed to mute (deactivate) an internal buzzer for a predefined
time period
/ red
Siren muting – designed to mute (deactivate) an external sound warning device
(siren) for a predefined time period
/ green Button to access memory of events – designed to read and erase memory content
/ red Button to reset a locked alarm – enables deactivation of a locked alarm
Table 13: Description of buttons for Sigma MOD LED
For more detailed information – see Figure 6, 7 as well as Section 3.5.
Combinations of buttons:
Combination of buttons Description
Simultaneous depressing
Start of the user interface test – see Section 3.2.
Table 14: Available combinations of buttons
3.1.5.2 Specification of buttons for Sigma MOD DO
Buttons of Sigma MOD DO control unit module can be freely assigned to various functions. Possible use of
buttons is explained in Table 15.
3 For simplicity of the description ‘buzzer’ is understood as any internal sound warning device.
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User Manual: POD-002-ENG R03