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1. Introduction
1.1 Overview
TG501 Series RTU is a type of industrial cellular Remote Terminal Unit which adopts high-powered industrial
32-bits CPU, with multi-layer software detection and hardware protection mechanism to ensure reliability and
stability of the device, to realize real time data acquisition, storage, control, alarm and transmission, as well as
security
of
data
transmission.
It
supports
worldwide
carrier
4G
FDD-LTE,
TDD-LTE,
and3G/HSPA/UMTS/WCDMA, EVDO, TD-SCDMA, EDGE, CDMA 1X and GPRS, as well as LTE CAT M1/NB-
IoT. It has rich interfaces, digital input, digital output, analog input, relay, RS232, RS485, allows you to connect
to different types of sensors and equipment.
TG501 has rich interfaces, including 2x RS232, 1x RS485, 3x analog input, 2x digital input, 2x relay output, 1x
power input(5-35V), 1x power output(12V), pulse input and TTL are customizable.
1.2 Applications
TG501 has been widely used for remote monitoring and control applications, such as, hydrology, water
resources, water pollution, water treatment, reservoir dam, mountain flood disaster, geological disaster,
meteorology, environmental protection, new energy resources, etc.
Typical application as below.
Figure 1: Diagram of RTU application
