Martel Electronics manufactures beta calibrators, multi function calibrators, process calibrators, temperature calibrators,RTD Calibrators, thermocouple calibrators,voltage calibrators,loop calibrators,pneumatic calibrators and loop power supplies.

The Worldwide Source for Process Displays in the Process Industry
3 Corporate Park Dr., Unit 1
Derry, NH 03038
Toll Free: (800) 821-0023
Phone: (603) 434-1433
Fax: (603) 434-1653
sales@martelcorp.com

Process Power Displays

LPM 420 Loop Panel Meter
Loop Panel Meter

The Loop Panel Meter is an easy to install, loop powered panel meter offering accuracy of 0.05% FSR, above average stability, and an operating temperature range of -20°C to 65°C.

Learn more about the Loop Panel Meter

LPM 4200 Loop Process Indicator
Loop Process Indicator

The large digit loop powered process indicators is designed for areas where a local readout of a particular process variable is required and ease of viewing is important.


Learn more about the Loop Process Indicator


Process Power Displays
Request your Martel Beta Calibrator Catalog Request your Martel Beta Calibrator Catalog
Process Power Display Technical Support Documents, including User Manuals and Calibration Documents



Martel Calibrators
3 Corporate Park Dr., Unit 1
Derry, NH 03038
Toll Free: (800) 821-0023
Phone: (603) 434-1433
Fax: (603) 434-1653
Email: sales@martelcorp.com