Trumeter | Innovation by Design
Trumeter | Innovation by Design

6320 Series – Self Powered Electronic Hour Meter

6320 Series – Self Powered Electronic Hour Meter

8 digit electronic LCD hour meter

The Model 6320 Series is a self-powered hour meter suitable for a variety of applications. It is available in single and/or multi-function units, with an array of functions and options, and with a battery life of 15+ years.

Features include an external reset and programmable preset and/or alert, and preset counter mode. Options include choice of hour meter type: hour meter, minutes meter or seconds meter; choice of I/O: one or two inputs, switch input, low DC voltage or high voltage; as well as control input and external electronic reset options.

These hour meters come in a rugged housing that is NEMA 4/4X, 12, & IP66 rated when used with the optional gasket – making it an ideal hour meter for industrial, hard wearing applications. In addition, the unit is compliant with CE EMC standards to EN61326:2001 for industrial applications, recognized by UL for U.S. and Canadian safety standards, and compliant to European RoHS and WEEE standards.

The display utilizes a high-contrast, reflective, 8-digit LCD with 0.32 inch [8mm] digits and seven icons for easy viewing. At the back end, Switch (Dry Contact), Low Voltage DC, and High Voltage DC and AC Inputs are available.

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  • Optional external electronic reset
  • Optional front panel programming
  • 3 Redi-Alerts
  • Preset functionality
  • Start time (available on hour meter only)
  • Part numbers must be in 63XX-X5XX-0000 format to be programmable

PDF Instructions

PDF Datasheet

CE Certificate

REACH, WEEE and RoHS Documentation

Ordering Information

6320-0000-0000 – Hr, Dry Contact Input Remote-Reset
6320-0500-0000 – Hr, Dry Contact Input, Programming
6320-0600-0000 – Hr, Dry Contact Input, Front Panel Reset
6320-1000-0000 – Hr, 3-30VDC, Remote-Reset
6320-1500-0000 – Hr, 3-30VDC, Programming
6320-1600-0000 – Hr, 3-30VDC, Front Panel Reset
6320-2000-0000 – Hr, 10-300VDC or 20-300VAC, Remote-Reset
6320-2500-0000 – Hr, 10-300VDC or 20-300VAC, Programming
6321-1000-0000 – Min, 3-30VDC, Remote-Reset



Reflective LCD Display with 8 large (8mm) digits


Switch Input (No voltage)
Low DC Voltage (3-30VDC) <2mA
High Voltage (20-300VAC or 10-300VDC) <2mA

Battery Life

10yr typical. Internal lithium battery

Operating Temperature

-10°C to +60°C [14°F to 140°F]

Storage Temperature

-20°C to +70°C [-4°F to 158°F ]


Clear polycarbonate
Environmental Protection
NEMA 4/4X, 12, and IP66 rated

Environmental Protection

NEMA 4/4X, 12, and IP66 rated
EMC Compliant to EN61326:2001 for industrial environments
CE compliant, UL and cUL recognized
European WEEE & RoHS Compliant

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