Pressure connections
Standard:
¼” NPT female, back connection
Optional:
½” NPT female, back connection, with adapters
¼” NPT female, top mount and bottom mount
½” NPT female, top mount and bottom, with adapters
Nominal Sizes
2½” & 4½” (63 & 115 mm)
Accuracy (on increasing pressure)
± 2% of span for ranges 0/15 psid (1 bard) and above
± 5% of span for ranges below 0/15 psid (1 bard)
Scale Ranges
0/50” H2Od through 0/100 psid
(0/125 mbard through 0/7 bard)
Maximum Safe Working Pressure
3000 psig (200 barg)
Operating Temperature
Ambient: -40°F to 212°F (-40°C to +100°C)
Media: -40°F to 212°F (-40°C to +100°C)
Weather protection
NEMA 4X (IP 66)
Sensing Element Internal Wetted Parts
Ceramic magnet and 316 SS
Sensor Block
Black anodized aluminum - standard
316L SS- optional
Elastomers (O-rings & diaphragm)
Buna-N - standard
Viton - optional
Case & Bezel
Fiberglass reinforced thermoplastic
Dial
White aluminum with black lettering
Pointer
Black aluminum
Window
Acrylic - standard
Laminated safety glass - optional
Dial Case filling
Glycerine - changes to Model 703.05
Silicone - changes to Model 703.05
No other case fills approved