Internal Electric Contact

Product Description

Model：PRE4.H

►Stainless steel bezel with glass window, beautiful but still durable
►A varity of contact types to choose from
►Used in chemical, petroleum, metallurgy, machinery and other industries
►Same specifications as WIKA-PGS23

✔ Responsive after-sales service / Customizable / High quality / One-year warranty

Product Specification

Connection location

Bottom mount,
back mount with flange,
back mount without flange

Electrical connections

Cable terminal box

Nominal size

Scale ranges

-76 cmHg ... 1000 kg/cm2,
or other equivalent units of pressure, vacuum or compound

Accuracy

CL 1.6

Process connection

304 SS (standard), 316 SS
1/4", 3/8", 1/2"
PT, G, NPT

Case/Ring

304 SS (standard), 316 SS

Window

Glass

Pointer

Aluminum alloy, black scale on white

Bourdon tube

316 SS

Filling liquid

Without, silicone oil

Movement

304 SS

Ambient temperature

20°C ... 70°C

Medium temperature

200°C (Max.) (unfilled)
100°C (Max.) (silicone oil filled)

Contact

Silver nickel alloy
type:
Single contact N.O.
Single contact N.C.
Double contacts N.O.x2 (3-wire or 4-wire)
Double contacts N.O.+N.C. (3-wire or 4-wire)
Double contacts N.C.x2 (3-wire)
SPDT (Single pole double throw)

Electrical contact specifications

Rated voltage: 380 V (Max.)
Contact capacity: 30 W-30 VA (Max.)
Starting current: 1.0 A (Max.)
Persistent current: 0.6 A (Max.)
Switching voltage: 24 V (Min.)

Protection level

IP 65

Protection level

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