10.4Calibrating PV1 and PV2 Range Values, Continued

Procedure, continued

Figure 28 Typical PV1 or PV2 Range Calibration Hookup

SMV 3000

ME T ER L SI GN A L

- 24Vdc

250 Power + Supply

+ Red

- Black

High

Low

Pressure

Pressure

Port

Port

SCT

 

 

Dead Weight Tester

 

 

or

 

 

Precision Pressure Source

To High

To Low

(For PV1 Calibration)

 

Pressure

 

 

Pressure

Port

Port

 

SFC

Vacuum/Gauge Source

or

Precision Pressure Source *

(For PV2 Calibration)

*When using a pressure source with an absolute readout device, such as the ST 3000 transmitter shown, you must calibrate the LRV for the reference absolute pressure (or ambient atmospheric pressure) and the URV for the absolute pressure span.

Absolute Pressure

250

 

Readout Device

 

(Smart Meter)

- 24Vdc

 

 

Power

 

+ Supply

ST 3000 Model STA140 Absolute Pressure Transmitter with Smart Meter

Continued on next page

116

SMV 3000 Transmitter User’s Manual

1/99

Page 128
Image 128
Honeywell SMV 3000 user manual Typical PV1 or PV2 Range Calibration Hookup