Edwards Signaling E-2WIRE - Manual (Page 2)

2 / 4 P/N 3101192 • REV 03 • REB 25JAN13
5. Mount the module on the electrical box using screws
provided with the electrical box.
6. Mount the wall plate on the module using #4-24 × 1/2 in.
(13 mm) self-tapping screws.
Figure 2: Module address
Insert
screwdriver
here
Figure 3: Module installation
Screw
4-24
screws
Module
Wall plate
Compatible
electrical box
Wiring
Wire in accordance with NFPA 72 and CAN/ULC-S524. Be
sure to observe the polarity of the wires as shown in Figure 4.
Figure 4: Module wiring
[3]
Style D (Class A)
[1] [2] [4]
Style B (Class B)
[1] [2] [4]
Typical
initiating
device
TB2 TB1
From
previous
device
To next
device
From control
panel (not
resettable)
24 V +
4.7 k EOLR
Used for
Class B only
Ω
SLC out (+)
SLC out
SLC in
SLC in (+)
SLC
DET. PWR.
(+)
(+) (+)
(+)
+ +
RETURN
DET.
( )
( )
( )
( )
( )
24 V
( )
Notes
[1]
Maximum 25 Ω resistance per wire
[2] Maximum 12 AWG (2.5 sq. mm) wire; minimum 18 AWG (0.75 mm 2 ) wire
[3] Refer to the control panel technical reference manual for wiring specifications
[4] Maximum 23.8 VDC at 35 mA