The HTM100-Aq is a precision speedometer driven by a stepper motor, designed to display real-time rotational speed in rail transit and industrial applications. It supports 7 mA / 14 mA current pulse signal input, offering high compatibility with both domestic and international locomotive systems.
The instrument features a robust structure, excellent shock resistance, and long service life. It ensures smooth pointer movement, high accuracy, and fast response, even under harsh operating conditions.
This speedometer is widely applicable to various types of locomotives and vehicles, providing stable and reliable speed indication in metro systems, EMUs, and heavy-duty rolling stock.
Item | Specification |
Accuracy | 0.015 |
Speed Range | 0–100 / 0–120 / 0–160 km/h (customizable upon request) |
Operating Voltage | DC 110V |
Input Signal | 7/14 mA current pulse signal |
Internal Illumination | DC 110V LED backlight |
Power Supply to | 15VDC (2-wire) |
Dielectric Strength | Power terminal: AC 1000Vrms, 50Hz, 1 minute; Signal terminal: AC 1000Vrms, 50Hz, 1 minute |
Operating Temperature | -25°C to +70°C |
Vibration Resistance | Complies with GB/T 25119-2010 |
Electrical Surge Protection | Meets EN 50121-3-2: 2006(8) standard |
Connector Type | 6-pin PHOENIX terminal block; 9-pin DSUB-9 plug |
Weight | Approx. 350 g |
