Bronkhorst R Modules for Ex-proof applications User Manual
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BRONKHORST HIGH-TECH B.V.
TABLE OF CONTENTS
1
Introduction
........................................................................................................................... page 7
2
Model configuration
2.1
Modules....................................................................................................................................... page 8
2.2
Intrinsic safe electronic units ....................................................................................................... page 8
2.2.1 Transmitter supply unit for flow sensors ..................................................................................... page 8
2.2.2 Isolating repeater for XB coil ....................................................................................................... page 9
2.3
Module setup............................................................................................................................... page 9
2.3.1 Model "20" ................................................................................................................................... page 9
2.3.2 Model "21" ................................................................................................................................... page 9
2.3.3 Model "22"… ............................................................................................................................... page 10
2.3.1 Model "23" ................................................................................................................................... page 10
2.3.2 Model "24" ................................................................................................................................... page 10
2.3.3 Model "25"… ............................................................................................................................... page 11
3
In/output signals
3.1
Rear panel connectors and controls ........................................................................................... page 12
3.2
Connection to measuring devices ............................................................................................... page 13
3.3
Connection to valves ................................................................................................................... page 14
3.4
Connection to remote equipment ................................................................................................ page 14
4
Cables
4.1
Introduction ................................................................................................................................. page 15
4.2
The transmitter supply unit for flow sensors ............................................................................... page 15
4.3
The control board with XC coil .................................................................................................... page 15
4.4
Control system with XB-coil ........................................................................................................ page 16
4.5
Standard cables for Bronkhorst HI-TEC equipment ................................................................... page 16
4.6
EMC and intrinsic safe circuits .................................................................................................... page 16
5
Operation
9.17.034
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