Technical Parameters
Electrical Characteristics
Type: Potentiometer (adjustable resistor)
Resistance Value: 10 kΩ
Power Rating: 2 W
Number of Turns: Single turn
Function: Variable resistor for control input
Illumination: Non‑illuminated
Connection Type: Screw‑clamp terminals
Rated Insulation Voltage: Up to ~900 V AC (panel device rating)
Contact Performance: Self‑cleaning contacts for reliable long‑term use
Mechanical & Installation
Actuator Type: Rotary knob
Knob Bezel: Chrome metal bezel with black knob
Mounting: Panel mount via standard hole (usually 22 mm cut‑out)
Terminal Style: Screw clamp
Module Compatibility: Modular pilot device range
Dimensions & Weight
Width: ~30 mm
Height: ~30 mm
Depth / Length: ~57 mm
Net Weight: ~0.036 kg
Environmental & Protection
Degree of Protection (Front): IP66 (high resistance to dust and water ingress)
NEMA Ratings: Type 1, 3R, 4, 4X, 12, 13 (suitable for various industrial environments)
Operating Temperature: approx. –25 °C to +70 °C
Storage Temperature: approx. –40 °C to +85 °C
The ABB MT‑310B is a modular potentiometer designed for use as a manual control input in industrial and automation control panels. It features a 10 kΩ resistance element with a rotary knob for smooth adjustment of analog setpoints such as speed, level, or other control variables. The device is part of ABB’s modular pilot device range and is engineered for high mechanical durability,