Improvement Of Interference Immunity; Connecting Sitrans Tdl; Electrical Connections - Siemens SITRANS TDL Compact Operating Instructions

In situ laser gas analyzers

Hide thumbs Also See for SITRANS TDL:

Table of Contents

Connecting

6.1.1

Improvement of interference immunity

Note

Improvement of interference immunity

• Lay signal cables separate from cables with voltages > 60 V.

• Use cables with twisted wires.

• Keep device and cables at a distance from strong electromagnetic fields.

• Take account of the conditions for communication specified in the Technical specifications

(Page 52).

• Use shielded cables to guarantee the full specification according to Modbus/Profibus DP.

6.2

Connecting SITRANS TDL

6.2.1

The SITRANS TDL gas analyzer consists of a cross-duct sensors - a emitter unit and a receiver

unit. The emitter unit emits laser radiation directly through the process containing the

constituents of interest. The receiver unit collects the laser radiation on the other side of the

process duct. The receiver unit is connected to the emitter unit by means of a loop cable.

①

②

③

④

⑤

⑥

Emitter unit with transmitter

Receiver unit

Loop cable

Cables for industrial protocols provided by customer

Ethernet cable

Customer cable

Compact Operating Instructions, 05\2023, A5E51659183-AA – revised 03/2024

SITRANS TDL

Table of Contents