Emerson Rosemount 928 Reference Manual page 51

Reference Manual
00809-0100-4928
15. Attach a length of calibration tubing (PVC tubing, 3/16-in. ID, 5/16-in. OD) from the
16. Release the target gas from the target gas source.
Rosemount 928
regulator on the target gas source to the fitting on the IP filter assembly (part
number 00628-9000-0001).
Emerson recommends a flow rate of 1.0 liters per minute to ensure a consistent
sensor reading.
Note
If you need a long length of tubing to reach the device, make allowances for a delay
in response time from the sensor while the target gas travels the length of the
calibration tubing.
A gas concentration should begin to register on the LCD display and gradually
increase to the calibration gas concentration level. The gas concentration level
shown on the device display may not exactly match that shown on the label of the
target gas source.
Configuration
February 2023
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