Honeywell e528 User Manual

E528 Product Guide
Rev 8.0 12/16/2016 12
Figure 10 Electrical Box Connections Line and Low Voltage
Low-voltage
communication
door/window switch,
external PIR wiring
24VAC or 100-277
power, valve/fan
control from HVAC
equipment
To E528 H9 header
To E528 10-pin Molex Socket
Wiring
connections
should follow
the National
Electric Code
and adhere to
all local
regulations
E528 Framing Plate
Physical Separator
Figure 11. Electrical Box Connections 24VAC
24-volt and ground wires must
be routed to the low voltage side
of the box, passing over the top
of the physical separator. They
should be connected on the low-
voltage side with appropriate
size wire nuts
24-volt transmitter
Low-voltage
communication
door/window switch,
external PIR wiring
24 VAC or 100-277
VAC power
valve/fan control
wiring from HVAC
equipment
24-volt and ground
wires (shown in plum
for emphasis) MUST
PASS OVER the
physical separator to
the low voltage side
To E528 low voltage comm header
To the E528 10-pin Molex Socket

Honeywell e528 Specifications

General

Brand	Honeywell
Model	e528
Category	Thermostat
Language	English