Leuze HT49C.UCH/TS-TB Photoelectric Sensor
The Leuze HT49C.UCH/TS-TB photoelectric sensor uses diffuse reflection with background suppression and supports 0.005 to 3 m sensing distance. This HT49C.UCH/TS-TB Leuze Heating Special diffuse sensor from Leuze is a Photoelectric Sensor in the 96 Series, operating with 630 nm red LED, providing relay NC and NO switching outputs, supporting 20–250 V AC/DC supply, and offering IP67 protection with integrated heating.
| Brand | Leuze |
| Product Type | Photoelectric Sensor |
| Product | HT49C.UCH/TS-TB |
Leuze HT49C.UCH/TS-TB Photoelectric Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Design | Cubic |
| Operating principle | Diffuse reflection principle with background suppression |
| Special version | Heating |
| Sensing Distance | 0.005 ... 3 m |
| Beam path | - |
| Light source | LED, Red |
| Wavelength | 630 nm |
| Type of light spot geometry | - |
| Supply voltage UB | 20 ... 250 V, AC/DC |
| Switching Output 1 | Relay, NC |
| Switching principle | Light/dark switchable |
| Switching Output 2 | Relay, NO |
| Switching principle | Light/dark switchable |
| Switching frequency | 25 Hz |
| Response time | 20 ms |
| Function | Signal OUT Voltage supply |
| Type of connection | Terminal |
| Type of terminal | Spring-cage terminal |
| No. of pins | 5 -pin |
| Dimension (W x H x L) | 31 mm x 104 mm x 55.5 mm |
| Housing material | Plastic |
| Metal housing | PC |
| Lens cover material | Plastic |
| Housing color | Red |
| Type of display | LED |
| Operational controls | Multiturn potentiometer Teach button |
| Ambient temperature, operation | -40 ... 60 °C |
| Ambient temperature, storage | -40 ... 70 °C |
| Degree of protection | IP 67 |
The HT49C.UCH/TS-TB Leuze Heating Special diffuse sensor is a Leuze photoelectric sensor designed for reliable detection in industrial automation systems. The HT49C.UCH/TS-TB operates using diffuse reflection with background suppression and supports a 0.005 to 3 m sensing distance. It uses a 630 nm red LED and provides relay-based NC and NO switching outputs powered by a wide 20–250 V AC/DC supply range. This model belongs to the 96 Series and is used across industrial automation environments.
In applications such as conveyors, packaging machinery, automated assembly lines, and material handling systems, the HT49C.UCH/TS-TB photoelectric sensor ensures stable detection performance. The heating special version supports operation in environments where condensation or low temperatures may affect sensing reliability. Relay outputs allow direct switching of control circuits without additional interface components. Terminal-based spring-cage connections simplify installation in electrical panels and machine housings.
The Leuze HT49C.UCH/TS-TB photoelectric sensor delivers dependable operation under demanding industrial conditions. With IP67 protection, integrated heating, and relay switching flexibility, the HT49C.UCH/TS-TB supports continuous use in harsh environments. As part of the Leuze 96 Series, it aligns with established industrial sensing standards and provides long-term reliability for automation system designs.

