wtw pH 171 2K, Operating Manual

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Technical Data
146
MODEL DESIGNATIONS
pH 171 Standard model
pH 171 R Standard model + limit contacts
pH 171 RS Standard model + RS 485
pH 171 R/RS Standard model + limit co RS 485
pH 171 2K Standard model + 2 inputs
pH 171 2K-R Standard model + 2 limit contacts
pH 171 2K-RS Standard model + 2 RS 485
pH 171 2K-R/RS Standard model + 2 limit co RS 485
HOUSING AND MOUNTING
Height: 202 mm
Width: 222 mm
Depth: 105 mm
Required mounting height at least 30 cm
(with plug + cable)
Weight: approx. 3.8 kg
Housing color RAL 7035 (light grey)
Armoured thread joints and input socket black
Markings: Adhesive label with model designation and series number
collateral in the cover; IP 66 with blind plugs
Climate conditions
Operation temperature: -25°C to +55°C
Storing temperature: -25°C to +65°C