NexLight® LIGHTING CONTROL SYSTEM
WR8501 / WR8503
Relay Control Switches
General
The WR8501, WR8503 Commercial
Style “One Shot” Switches are input
devices for relay control. Available in
one and three button configurations.
Each button may be configured for
Individual or Group control. Each
WR5801 and 5803 switch occupies a
single-gang opening.
•
•
Provides one, two (uses two
WR5801’s), and three switch
operations in a single-gang opening.
LEDs on each button indicate load
status:

•
Red: Relay(s) activated On.
Green: Relay(s) Off.
Each Switch can be used to control
multiple relays.

®
•
Multiple switches can control the
same load, or load groups.
•
Switches obtain 24Vac power from
the relay panel.
•
Use WN6503 through WN6518 and
WN6003W through WN6009W
Commercial Wall Plates.
•
Switches control any of the NexLight
20 amp relays.
•
WR8501s use a mounting strap
(WN3700), which will hold 1, 2, or 3
switches.
•
Blank spaces available for future
expansion.
Specifications
Models:
WR8501:
Commercial Switch (1) Bone White
WR8503:
Commercial Switch (3) Bone White
Number of Switches:
WR8501: 1
WR8503: 3
Electrical Inputs (Signal):
Signal Voltage: ± 24Vdc, Class II.
Signal Current:
WR8501: .5 mA
WR8503: 1.5 mA
Weight in lb (kg):
0.132 (0.06)
NexLight is a registered trademark of NORTHPORT ENGINEERING INC., Pub No. 0060, 01/14/03
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NexLight® LIGHTING CONTROL SYSTEM
Dimensions:
See Figure 1 and 2.
Figure 1. WR8501 Relay Control Switch
dimensions in inches (mm).
Figure 2. WR8503 Relay Control Switch
dimensions in inches (mm).
®
NexLight is a registered trademark of NORTHPORT ENGINEERING INC., Pub No. 0060, 01/14/03
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NexLight® LIGHTING CONTROL SYSTEM
Wiring Diagrams
See 3 and 4.
®
Figure 3.
WR8501 Relay Control Switch Wiring Diagram
Figure 4.
WR8503 Relay Control Switch Wiring Diagram
NexLight is a registered trademark of NORTHPORT ENGINEERING INC., Pub No. 0060, 01/14/03
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