Guidelines

• EU EMC Guideline 89/336/EEC
• EC low voltage, RL 73/23/EEC
• ATEX directive 94/9/EC

Design

Explosion-protected enclosure (Ex e) with viewing window in the cover

Degree of protection

IP65

Terminals

2.5 mm, finely stranded

Pressure sensors

• MIN A = 0 … 25 hPa
• MIN B = 0 … 25 hPa
• MAX = 0 … 25 hPa
• MAX 1 = 0 … 25 hPa
• DIFF A = 0 … 25 hPa
• DIFF B = 0 … 25 hPa

Prepurging time

0 … 99 min; 5 sec dropout delayed

Weight

10.6 kg

Electrical data

Supply voltage

230 V AC (115 V AC) ± 10 %, 48 … 62 Hz

Power consumption

21 W /230 V

Relay contacts

K2/3; max. 250 V, 5 A with cos ? = 1,

K4/K5; supply voltage or floating, max. 250 V, 5 A with cos ? = 1

Communication (for service only)

RS 485 interface

Temperature switching value (option)

0 … +40 °C

Explosion protection

Marking

II 2(1)G Ex de ib [ia Ga px] IIC T4 Gb

Design examination certificate

DMT 99 ATEX E 082

Ambient temperature

-20 … +40 °C