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Special Applications

SPRINKLER GAUGE

•304 Stainless Steel Case•Dials Marked AIR/WATER •UL Listed and FM ApprovedMarsh Instruments Sprinkler Gauges offer outstanding dependability, and value. The Marsh Sprinkler Gauge isavailable in both dial ranges, 0 to 300 psi, and 0 to 80 retarded to 250 psi. Marsh Instruments Sprinkler Gauges are designed for residential and commercial sprinkler systems. STANDARD RANGES&PARTNUMBERS

SPECIFICATIONS

TYPE SPRINKLER GAUGES ACCURACY

1 ASME Grade B –±3/2/3% (±2% of Size 3 â�„
2 " range across middle half of scale) Case Material 304 Stainless Steel

CASE SIZES

Internals Copper Alloy 3
1 �
2 " diameter Mounting / Case Style LM

CASE MATERIAL

Connection
1 �
4 " NPT 304 Stainless Steel Scale Standard psi/kPa

CASE STYLE

0 to 300 psi W0410 LM – Lower Mount 0 to 80/250 (Retard) W0413

TUBE & SOCKET

Copper alloy

MOVEMENT

Brass

CONNECTION

1 �
4 " NPT RANGES0 to 300 psi and 0 to 80 psi Retard to 250 psi

DIAL STANDARD

Dual scale psi and kPa All dials are marked AIR/WATER

DIAL COLOR

Black markings on white

POINTER

Aluminum, black painted

WINDOW

Instrument Glass

48