Industrial Processing
Process instrument calibration for continuous operations
In a continuous process, a transmitter that drifts does more than report a bad number. It changes what the control system does next. We calibrate field instruments, verify their signals at the control system, and repair the devices that keep flow, pressure, level, and chemical dosing under control.
Serving Minnesota & the Midwest since 1996
On-site • Mail-in nationwide
Where calibration shows up
Instruments that keep a continuous process in control
Process facilities run on control loops. Each loop depends on a measurement that has to match what is physically happening in the pipe or tank.
Process piping and flow control
Flow meters and pressure transmitters on feed, transfer, and recycle lines that control loops act on directly.
Tank and vessel levels
Radar, guided wave, and hydrostatic level instruments used for inventory, high-level alarms, and pump control.
Chemical dosing and analytics
Metering flow and online analyzers that set chemical feed rates and confirm the process stays within its limits.
Gas detection and control signals
Fixed gas detectors and the 4–20 mA signals that carry field readings back to SCADA or the DCS.
Common instruments
Instruments we calibrate and repair for this work
Process plants tend to standardize on transmitters that report to a control system. These are the device types we see most on continuous processes.
Services
What we handle, from first check to replacement
Process work often means calibrating the field device and confirming the reading that arrives in the control room. We plan for both.
On-site calibration
Field calibration of transmitters and analyzers in place, coordinated with operations so loops can be placed in manual when needed.
Verification
Signal checks from the field device to SCADA or the DCS, confirming the control system sees the same value the instrument reports.
Troubleshooting
Isolating whether a problem lives in the sensor, the transmitter, the wiring, or the input at the control system.
Repair
Repair of transmitters, analyzers, and gas detectors, with recalibration so the device returns to the loop in a known condition.
Equipment sales
Replacement transmitters and analyzers selected to match existing signals, process connections, and materials of construction.
Calibration program
Why calibration matters
Control loops can only correct for what they measure. Calibrated instruments keep the process doing what the control system thinks it is doing.
01
Accuracy
An offset in one transmitter can push a whole process off target. Calibration brings field readings back in line with actual conditions.
02
Reliability
Analyzers and gas detectors need periodic checks to keep responding correctly. Regular service keeps them dependable.
03
Reduced downtime
Catching a failing transmitter during planned maintenance avoids an unplanned shutdown when it finally gives out.
04
Documentation
Calibration and verification records build a history of each instrument’s condition, and certificates are available in the online portal.
Industries