RFT9709 Transmitter Instruction Manual
i
Table of Contents
Before You Begin
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
1
About this manual . . . . . . . . . . . . . . . . . . . . . . . . . .
1
About the transmitter . . . . . . . . . . . . . . . . . . . . . . . .
1
Configuration and calibration . . . . . . . . . . . . . . . . .
1
Proving the Coriolis flowmeter . . . . . . . . . . . . . . . .
2
Step 1 Mounting
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3
1.1
Location requirements. . . . . . . . . . . . . . . . . . . . . . .
3
Hazardous area installations. . . . . . . . . . . . . . . . . .
3
1.2
Mounting options . . . . . . . . . . . . . . . . . . . . . . . . . . .
4
1.3
Installation in user-supplied enclosure . . . . . . . . . .
4
1.4
Optional NEMA-housing installation . . . . . . . . . . . .
5
Step 2 Wiring
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
7
2.1
General guidelines . . . . . . . . . . . . . . . . . . . . . . . . .
7
2.2
Power supply wiring and grounding . . . . . . . . . . . .
8
2.3
Sensor wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
9
Cable types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Remotely-installed temperature detector . . . . . . . . 11
Cable connections to sensor and RFT9709 . . . . . . 12
2.4
Output wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Primary and secondary mA outputs . . . . . . . . . . . . 18
HART multidrop network wiring. . . . . . . . . . . . . . . . 19
RS-485 output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Frequency/pulse output. . . . . . . . . . . . . . . . . . . . . . 21
Control output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
External zero switch wiring . . . . . . . . . . . . . . . . . . . 23
Viscosity measurement or pressure
compensation . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Step 3 Startup
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
27
3.1
Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
3.2
Flowmeter zeroing. . . . . . . . . . . . . . . . . . . . . . . . . . 27
Zeroing procedure . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Diagnosing zero failure . . . . . . . . . . . . . . . . . . . . . . 28
3.3
Event registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
3.4
Totalizer reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
3.5
Process measurement . . . . . . . . . . . . . . . . . . . . . . 30
09__a.TOC Page i Monday, March 1, 1999 4:20 PM
Summary of Contents for Fisher-Rosemount RFT9709
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