| Manufacture | ABB |
| Item No | TP857 |
| Article number | 3BSE030192R1 |
| Series | 800xA Control Systems |
| Origin | Sweden |
| Dimension | 73*233*212(mm) |
| Weight | 0.5kg |
| Customs Tariff Number | 85389091 |
| Type | Termination Unit Module |
The TP857 terminal unit is used to provide a structured and organized terminal point for field wiring, such as sensor and actuator connections in a control cabinet or automation panel. It ensures that signals from field devices are accurately and safely connected to the control system's I/O modules, while also providing a clear path for input and output signals. The terminal unit typically includes multiple terminals or connectors for field wiring, including connections for digital inputs, analog outputs, power lines, and signal ground. It simplifies wiring management by consolidating multiple field connections into a single interface, reducing clutter and improving accessibility for maintenance or modification. Terminal units typically include built-in features to minimize electrical noise and ensure signal integrity.Frequently asked questions about the product are as follows: -What is the function of the ABB TP857 3BSE030192R1 terminal unit? The TP857 terminal unit is used as a connection point for field wiring in an automation system, allowing signals from sensors, actuators, and other devices to be routed to I/O modules and central control systems. It helps organize and protect wiring while maintaining signal integrity. -How many field connections can the ABB TP857 handle? The TP857 terminal unit can typically handle multiple analog and digital inputs/outputs. The exact number of connections depends on the specific model and configuration, but it is designed to accommodate a variety of field device connections, ranging from 8 to 16 per module. -Can the ABB TP857 be used outdoors? The TP857 terminal unit is typically used indoors in industrial control panels. If used outdoors, it should be placed in a weatherproof or dustproof enclosure to protect it from moisture.