FUNCTlON:

Duct pressure monitor for constant volume air extraction systems

MAXlMUM PRESSURE:

O. 5 PSl

FlELD ADJUSTABJLlTY:

Single point calibration

OPERATlNG/ADJUSTMENT RANGE:

0.05' to 2" water column (+l- 0.02"WC)

OPERATlNG POSlTlON:

Diaphragm vertical

OPERATlNG/STORAGE TEMP:

-40 Degreeto 990 Degree F/-40 to 88 Degree C

POWER REOUlREMENT:

9 volt DC/ 2mA max.

ALARM OUTPUT:

9 volt / 2mA accessible through communications port

ALARM lNDlCATlONS:

Flashing visible red LED
Audible alarm 75 dB at 4" - approximately 2000 Hz resonance

NORMAL lNDlCATlONS:

Low battery indicator

OPERATOR CONTROLS:

Push test button for armed system check
Push to silence audible alarm with automatic reset Arm/disarm (on/off) switch for alarm circuit
Contacts end circuitry for remote on/off control

LlFE CYCLE:

UL rated pressure differential switch at 100, 000 on/off cycles
UL # NH11121, CSA # LR45785

DUCT CONNECTlON:

Combination barbed type for use with flex plastic or rubber tubing

DlMENSlONS:

H 6.4", W 5.25", D 2.5.0"
Shipping weight 2.2 /b.

WARRANTY:

Four (4) year full replacement warranty

APPROVALS:

CSA Std C22.2 No. 205 - M1983 Signal Equipment
CSA Std. Z316.5-94 - fume Hoods and Assoc. Exhaust Systems
UL Std No. 464 - Audible Signal Appliances

OTHER REQUlREMENTS:

Optional housing finish brushed stainless steel
Standard painted steel housing finish
lndividually boxed end bulk packed
Optional custom label silk screened on housing