Quick Overview

ATEX_WEB_COMHAS     logo_iecex        logo_comhas

• 1800 differential pressure switch now available from Comhas as single instrument Atex/IECEX approuved
• 9 models for set points from 18 Pa to 21.6 KPa
• Repeatability ±2%

Description

Atex:
II 2G Ex d IIC T6 Gb
II 2D Ex tb IIIC T85°C Db, -60°C≤Tamb≤+60°C

IECEx:
Ex d IIC T6 Gb
Ex tb IIIC T85°C Db
Certificato: IECEx EPS 14.0082

Esecuzione:
IP66 (IP65 with option OPV)

AT2-607D specifications

Service: air and compatible clean and dry gases.
Wetted parts: consult factory (sylicon rubber diaphragm)
Temperature limits*: Pressure switch 1800: from -34 to 82.2°C (-30 to 180°F)
from -28.9 to 82.2°C (-20 to 180°F) – mod.1823-00
Case: from -60 to 60°C*
Pressure limits: 68.95 kPa continuous (10 Psig); 172.4 kPa surge (25 Psig)
Switch: SPDT type
Ripeatability: ±2%.
Electrical rating: 15A @ 120-480 Vac, 60 Hz, Resistive 1/8 HP @ 125 Vac, 1/4 HP @ 250 Vac, 60 Hz.
Derate to 10 A for operation at high cycles rates.
Electrical wiring: 3 screw type, common, normally open and normally closed.
Set point adjustement: internal or with external knob (optional).
Mounting orientation: diaphragm in vertical position.
Housing material: alluminium (optional stainless steel).
Finishing: texture epoxy coat RAL7038 (only aluminium case)
Process connections: 1/8” female NPT brass (stainless steel optional). In case of acetylene presence it is request to use stainless steel.
Electrical connection: 2 x 1/2” NPT F standard (supplied without cable gland).
Dimensions: see drawing below.
Weight: 5.4 Kg ab.

* Operating ambient temperature is defined also according to the options and pressure instrument choosed.

CAUTION FOR USE ONLY WITH AIR OR COMPATIBLE GASES!
CONTACT FACTORY FOR USE WITH GASES, OTHER THAN AIR AND NITROGEN.

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