Emerson Rosemount 935, Reference Manual

Page: 59 / 76

B.2.2 Electrical input protection
The input circuit is protected against voltage-reversed polarity, voltage transients, surges,
and spikes according to EN50270.
B.3 Mechanical specifications
Enclosure
The detector, source, and tilt mount are stainless steel, 316 electro chemical, and
passivized coating.
Explosion proof
ATEX, IECEx, and UK CA
Ex II 2(2) G D
Ex db eb ib [ib Gb] IIB+H2 T4 Gb
Ex tb [ib Db] IIIC T135 °C Db
Water and dust tight
IP66 and IP68
NEMA
®
250 Type 6p
Electrical modules
Conformal coated
Electrical connection
Two options, specified at time of order:
• 2 x M25 for International Organization on Standardization (ISO)
• 2 x
¼
-in-14 NPT conduits
Dimensions
• Detector: 10.5 in (267 mm) x 5.1 in (130 mm) x 5.1 in (130 mm)
• Source: 10.5 in (267 mm) x 5.1 in (130 mm) x 5.1 in (130 mm)
• Tilt mount: 4.7 in (119 mm) x 4.7 in (119 mm) x 5.5 in (140 mm)
Weight
Detector: 11 lb (5 kg)
Source: 11 lb (5 kg)
Tilt mount: 4.2 lb (1.9 kg)
Reference Manual Specifications
00809-0100-4035 May 2022
Rosemount 935 59