AbsolutAire HGP-G Installation Manual
Installation Information
Model-G
Gas Pressure Switches
Specifications
Antunes Controls Gas Pressure Switches monitor gas
pressure. The models are available in high pressure and
low pressure single gas switches. Pressure range varies
from .5” of water column to 4 psi.
Each switch is adjustable within its range, as shown on the
range scale located on top of the unit. The latch button
in the reset models, and the optional neon light indicate
whether the switch is on or off.
Manual Reset
Automatic Reset
These units do not require venting to atmosphere.
WARNING
Read these instructions carefully before attempting
to install, operate or service this switch.
Failure to observe safety information and comply
with instructions could result in personal injury,
death and/or property damage.
To avoid electrical shock or damage to equipment,
disconnect power before installing or servicing.
To avoid potential fire and/or explosion, do not use
in potentially flammable or explosive atmosphere.
Retain these instructions for future reference. You
must review your application and national and
local codes to ensure that your installation will be
functional and safe.
GGI 1010810019 01/04
Electrical Ratings
COM
P
NO
NC
Diagram Shows Pressure
Being Applied To Switch
COM
P
NO
NC
Diagram Shows Pressure
Being Applied To Switch
COM
Ground
NO
NC
1/2" Conduit Nut
Connect to Common (COM)
1/2" Conduit
Attach 1/2" Conduit Fitting
to Switch with 1/2" Conduit Nut
Depending on Switch Operation
Connect to Normall
y OPEN (NO)
or Normally CLOSED (NC)
Cutaway View of
Switch to Show
Connection to Ground
Connect Separate Ground
Wire to Ground as Shown
(if required by local electrical code)
CONDUIT CONNECTIONS
COM
NC
NO
GROUND
DIN CONNECTOR WIRING
10A @ 125 VAC
10A @ 250 VAC
1/3 HP, 125 & 250 VAC
Pressure Ratings
Adjustable Operating Pressure
.5W.C. to 4 psi (different ranges)
Surge Pressure
15 psi (1 Bar)
Maximum Operating Pressure
6 psi (400 mbar)
Ambient Operating Pressure
-40°F to 140°F (-40°C to 60°C)
Field wiring to be rated @ 60°C for maximum
140°F ambient
MODEL - G
LOW PRESSURE
When pressure decreases below setpoint
NO opens, NC closes
HIGH PRESSURE
When pressure increases above setpoint
NO closes, NC opens
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