Simplex 4100ES-S1 - Typical Arrangement for As1668 Fan Control

4100ES-S1 Programming Guide Document: LT0400
AS1668 Fan Controls
10-2
10.1 Typical Arrangement for AS1668 Fan Control
The following scheme illustrates a typical topology using the AS1668 Fan Control Module.
Note: AS1668.1 recommends that the duct detector be downstream from the fan, before the
first branch in the ducts – see clause 4.10.5 b.
AIR DUCT
Air Flow
Sensor
Air Flow
Flow ON
/
Flow OFF
Multi
-
Point I
/
O
:
4
Inputs and
2
Relay outputs
FAN ON
FAN OFF
FAN ON
/
FAN OFF
Flow ON
/
Flow OFF
Rotary Switch Position
Red
/
Amber
/
Green
LED Control
Fault
Fault
Smoke
Detector
Supply
Fans
only
Mechanical
Services
Board
4100ES-S1
Panel