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WEST Instruments (W61)
Driver Data Sheet
| Devices Supported: |
WEST Instruments Controllers |
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Model 6100 1/16-DIN, Tested |
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Model 3810, Not Tested |
| Device
Manufacturer: |
West Instrument, 1900 South Country Trail, Rhode Island,
02818-0962, USA. Voice: (401) 884-6800, Fax: (401) 884-9242. |
| Platform: |
Windows 95/98/NT/2000/XP |
| Interface Type: |
Serial: RS-485 |
| Max Devices
Supported: |
32 |
| Protocol: |
WEST Instruments (ASCII) |
| Baud Rate: |
1200, 2400, 4800, 9600 |
| Data Bits |
8 |
| Stop Bits |
1 |
| Parity |
NONE |
| Contact: |
Dimension Software, Inc.
1536 St. Clair Road, Taylorsville, NC 28681, USA
Voice: (828) 635-7189, Fax: (828) 625-5319,
E-Mail:  ,
Web: http://dimension-software.com |
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Interface Modules
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| Standard computer COM ports 1 or 2 or Digi International's
Digiboard. Tested with
Telebyte 285. |
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| Commands Supported |
| W61 supports the following commands. All commands except Z have interval polling
and poll-on-demand capability. |
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| Code |
Command |
R/W |
Value Type... |
| Input Commands |
| M |
Process Variable |
R |
Analog |
| v |
Process Variable Offset |
R/W |
Analog |
| G |
Scale Range Maximum |
R/W |
Analog |
| H |
Scale Range Minimum |
R/W |
Analog |
| Q |
Scale Range Decimal Point Position |
R/W |
Analog |
| m |
Input Filter Time Constant |
R/W |
Analog |
| Output Parameters |
| W |
Power Output Value |
R/W |
Analog |
| B |
Output 1 Power Limit |
R/W |
Analog |
| N |
Output 1 Cycle Time |
R/W |
Analog |
| O |
Output 2 Cycle Time |
R/W |
Analog |
| [ |
Recorder Output Scale Max Value |
R/W |
Analog |
| \ |
Recorder Output Scale Min Value |
R/W |
Analog |
| Setpoint Parameters |
| S |
Setpoint Value |
R/W |
Analog |
| ^ |
Setpoint Ramp Rate |
R/W |
Analog |
| A |
Setpoint High Limit |
R/W |
Analog |
| T |
Setpoint Low Limit |
R/W |
Analog |
| Alarm Parameters |
| C |
Alarm 1 Value |
R/W |
Analog |
| E |
Alarm 2 Value |
R/W |
Analog |
| Tuning Parameters |
| D |
Rate (Derivative Time Constant) |
R/W |
Analog |
| I |
Reset (Integral Time Constant) |
R/W |
Analog |
| J |
Manual Reset (Bias) |
R/W |
Analog |
| F |
On/Off Differential |
R/W |
Analog |
| K |
Overlap/Deadband |
R/W |
Analog |
| P |
Proportional Band 1 Value |
R/W |
Analog |
| U |
Proportional Band 2 Value |
R/W |
Analog |
| Status Parameters |
| L |
Controller Status |
R |
Digital |
| V |
Arithmetic Deviation Value |
R/W |
Analog |
| ] |
Scan Table |
R |
Analog and Digital |
| Controller Commands |
| Z |
Controller Command Values: 1 = Manual Mode
2 = Auto Mode
3 = Activate Self-Tune
4 = De-Activate Self-Tune
5 = Request Pre-Tune
6 = Abort Pre-Tune
13 = Activate Loop Alarm
14 = De-Activate Loop Alarm |
W |
Analog |
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| Signal Conditioning |
| NONE - Returns Raw Value |
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© 2011 Dimension Software, Inc. All Rights Reserved.
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