EX-PROOF LIMIT SWITCH BOXES

EX-PROOF LIMIT SWITCH BOXES

EX-PROOF LIMIT SWITCH BOXES
EX-PROOF LIMIT SWITCH BOXES
EX-PROOF LIMIT SWITCH BOXES
Product Information
Product Name - EX-PROOF LIMIT SWITCH BOXES
MODEL NST-PE250
Product Category - · Nordsteam Steam and Flow Control Group · Limit Switch
Product Brand - Nordsteam

Product Features
EX-PROOF LIMIT SWITCH BOXES

PRODUCT DESCRIPTION
The Nordsteam NST-PE250 Series flame-proof valve monitör is a rotary position indicator device in hazardous area (Ex d IIB T6).With handle mechanical switch,this device can senses mechanical position (ON/OFF) of the valve for remote PLC or PC imdication. The visual indicator on the top of the device can also clearly display the valve position for local detection.

Product Code Enclosure Working Temp. Cable Inlet Terminal Position Indicater Switch Type
NST-PE250
PSP
IP67 -20°C~+80°C 2xG1/2 8 Points 3 Dimension
0~90° On-Off 
Inductive
(Proximity)

TYPE BRACKET TYPE MOUNTING IMENSIONS
NST-P1 30×80 H:20
NST-P2 30×80 H:30
NST-P3 30×130 H:30-50
H Adjustable

SPECIFICATIONS AND TECHNICAL DATA
1 ENCLOSURE DIE-CASTING ALUMINUM : O-RING SEALED
2 COATING DICHROMATE CONVERSION WITH POLYESTER POWDER COATING
3 O-RINGS EPDM
4 ENVIRONMENT 4,4×,7,8 IP66
5 AREA CLASSIFICATION CLASS I , DIV,1&2, GROUPS C AND D, EX d IIB T6
6 FASTENERS STAINLESS STEEL
7 SHAFT STAINLESS STEEL
8 CONDUIT ENTRIES TWO ½″ BSPP
½″ OR 3/4″ NPT,3/4″ BSPP M20-1,5 
9 TERMINAL STRIP CONTACTS 8
10 MOUNTING BRACKET MB – 3.4 : 30×80, 130 H : 20, 30 (CARBON STEEL)
11 TEMPERATURE RATING -20 °C ~ 85 °C
SENSOR : 2 SPDT MECHANICAL SWITCHES