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Explosion-Protected Pressure Indicating Switch
KCD-21 Series

Summary

This gauge is an internal explosion-proof type of pressure switch for prevention of explosion of plants, etc. The advantage is that it is easy to set the contact from outside as a switch

Accuracy

Grade : ±1.5% of Full Scale
Repeatability : ±1.0% of Adj Range
Dead Band : ±4.0%

Scale Range

-0.1 ~ 2MPa, 0 ~ 35MPa
(※ 1 MPa = 10.19716 kgf/㎠)

Working Pressure

Static pressure : 75% of Full Scale
Fluctuating pressure : 60% of Full Scale

Working Temperature

Ambient : - 20 ~ 65℃
Fluid : - 20 ~ 80℃

Explosion-Protected

Ex d IIC T4

Specification

Case & Cover

Aluminum(Hammer tone coating)

Connection

STS 316
PF, PT, NPT ↔ 1/2

Window

Tempered safety glass

Contact rating

AC 125V, 250V 15A
DC 30V 2A / 125V 0.4A / 250V 0.2A

Pointer

Aluminum
Pointer black coating
High Pointer : Red color
Low Pointer : Black color

Bourdon tube(Element

STS 304. STS 316

Movement

STS 304

Contact Form

SPDT * 1, SPDT * 2
(High, Low, High & High High & Low, Low & Low)

Option

Diaphragm Seal
Cable Gland
Accessories