
Single zone AOV User Manual
SETUP AND PROGRAMMING
28
Approved Document Ref: UI-SZAOV-01 Issue 2.01
DIL Switch Options
The 7-way DIL switch located the main circuit board provides the following optional settings:
Switch 1
ACT INVERT
If set to
‘ON’ (down), inverts actuator (ACT) logic.
Switch 2
AUX INVERT
If set to ‘OFF’ (up) the magnetic vent output (AUX) is normally
powered ‘on’ (maintained). The voltage clears during an alarm
condition or ‘Vent Open’ status and is re-instated following a reset
or in ‘Vent Closed’ status.
If set to ‘ON’ (down) the magnetic vent output (AUX) is not
normally powered (non-maintained). 28V appears during an
alarm condition or ‘Vent Open’ status. Voltage clears following a
reset or ‘Vent Closed’ status. Could be used for controlling
indicators, sounders or other ancillary equipment active in the
alarm condition.
This function is not suitable for use in BMS mode (DIL Sw7 ON)
and will produce a General Fault indication on the display.
Switch 3
ACT POWER
If set to ‘OFF’ (up) the actuator outputs function normally, i.e.,
powered only during timed open/closing polarity reversal.
If set to ‘ON’ (down) the actuator outputs are maintained (normal
polarity). No reversal operation and no timed function. Output
clears during alarm or ‘Vent Open’ conditions. Provides a higher
current magnetic vent output.
Switch 4
TWIN MODE
Sets DETECTOR circuit to Twin Wire operation. See previous
page.
Switch 5
N/A
Not used.
Switch 6
PROG MODE
Sets panel into Level 3 Programming Mode, see below.
Switch 7
BMS MODE
Enable BMS mode (0/10v).
Содержание SZAOV
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