Rki-instruments M2A Manual do Utilizador descarregar pdf (Página 24)

19 M2A Transmitter Operator’s Manual

• Oxygen Detector, Partial Pressure, Capillary Type, and CSA Capillary Type

The wiring for all the oxygen detectors is the same. White wire to terminal labeled OXY

+, green wire to terminal labeled OXY -.

Figure 19: Partial Pressure Oxygen Detector Wiring

Figure 20: Capillary Oxygen Detector Wiring

Figure 21: CSA Capillary Type Oxygen Detector Wiring

White

Green

- S +

PWR/SIG

TOXIC OXY

+ - + -

RS 485

A B C

C NC NO

ALARM 1

C NC NO

ALARM 2

C NC NO

FAIL

White

Green

- S +

PWR/SIG

TOXIC OXY

+ - + -

RS 485

A B C

C NC NO

ALARM 1

C NC NO

ALARM 2

C NC NO

FAIL

White

Green

- S +

PWR/SIG

TOXIC OXY

+ - + -

RS 485

A B C

C NC NO

ALARM 1

C NC NO

ALARM 2

C NC NO

FAIL

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 ... 74 75

M2A Transmitter 1
Operator’s Manual 1
Product Warranty 3
Table of Contents 4
Chapter 1: Introduction 6
Specifications 7
Chapter 2: Description 9
Magnetic Wand 10
Gas Detector 10
Figure 6: 65-2423RK-05 H 13
S Detector, CSA 13
Hydrophobic 14
Membrane 14
Internal Description 15
Control PCB 17
Overview 19
Mounting the M2A Transmitter 19
Wiring the M2A Transmitter 23
2,500 ft. 5,000 ft. 8,000 ft 27
Start Up 28
Chapter 4: Operation 31
Alarm Indications 33
Alarm 2 Condition 34
Fail Condition 34
Low Power Alarm 35
Chapter 5: Configuration Mode 36
Parameter 37
(Factory Set Value) 37
Description 37
Chapter 6: Gas Type Mode 39
Chapter 7: Maintenance 42
Quarterly 43
Biannually 43
Troubleshooting 44
Calibration Frequency 46
, and Toxic Versions 47
Non-Intrusive Calibration 48
Adjusting the Span Setting 49
Calibration, Oxygen Version 50
Adjusting the Zero Setting 51
Replacing the Gas Detector 52
Replacing the CO or H 53
S Plug-in Sensor 53
Recommended Modbus Wiring 57
Termination Jumper 58
Modbus Mode 59
Supported Modbus Functions 62
Parts List 66
Part Number Description 67
[15:2] Unused 74
Register 20 75
Register 21 75

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