manual

Snow Switch
®
Model PD Pro
Instruction Manual
23735
Rev. B
06/14
[phone]
http: www.networketi.com
Environmental Technology, Inc.
29 of 30
SPECIFICATIONS
GENERAL
Areas of Use Nonhazardous
Approvals
ENCLOSURE
Protection IP66, NEMA 4X
Dimensions
5 1/2” (L) x 8 1/8” (W) x 4 3/8” (H)
140mm (L) x 207mm (W) x 112mm (H)
Material Polycarbonate
Cover Attachment Polycarbonate cover, machine screws
Weight 3 pounds (control box with no sensor)
Mounting Wall Mount
FRONT PANEL INTERFACE
Status Indicator
SUPPLY (green): Power on
HEAT (yellow): Heating cycle in progress
SNOW (yellow): Sensor(s) detect snow
CONTROL
Supply Voltage 100 – 277 VAC; 50/60 Hz
Heater or Pilot Duty Contactor
100 – 277 VAC;
30 Amp Maximum Resistive Load
7 Amp Maximum Inductive Load
WIRE AND CABLE RATINGS
Power Cable Size for heater load (30 Amp maximum)
Sensor Wiring #18 AWG jacketed, 3-conductor
Heater Cable Size for maximum heater load
Remote Wiring #22 AWG jacketed, 2-conductor
Temperature Sensor Wiring #22 AWG jacketed, 2-conductor