• TTD1 wall mount digital temperature transmitters/controller

TTD1 wall mount digital temperature transmitters/controller

TTD1 wall mount digital multifunction temperature transmitters/controllers are designed for environment monitoring and controlling in industrial and commercial buildings. They can be used for indoor air temperature monitoring in various industrial plant, clean room, lab, machine room, office, airport, station, library and stadium, etc.

Product Details

Quick Details


TTD1 series are designed for indoor environment temperature measurement and control
 High performance digital temperature sensor and digital technology applied, ensure accurate measurement, fast response & good long term stability
 Multiple outputs selection, over voltage and reverse polarity protection, high reliability and anti-interference capability
 Optional relay for alarm or ON/OFF control
 Light and state of art housing, easy installation
 Wide working temperature range
 MMI can set parameters and calibrate output, so that the product becomes a stand alone controller.
Sensor: Digital temperature sensor
Range: See models
Output: 4~20mA (3 wires),0~10VDC,RS485/ModbusNote 1
Output Load:  ≤500Ω (current), ≥ 2KΩ (voltage)
Relay: 1×SPDT, 1A/30VDC or 0.5A/125VAC
Power:  15~28VAC/15~36VDC
Display: Optional LCD display
Display Resolution: 0.1°C
Work Temp.: -40~85°C, 0~95%RH (Non condensing)
Storage Temperature: -40~85°C
Housing: Fireproof ABS
Protection: IP30
Approval: CE
Optional Accuracy: 0.25°C @ -20 ~105°C
(Add “H” after part number)
Optional MMI operation panel: Including LCD, integrated with function keys, can be ordered and installed in field separately. See details on MMI product
TTD1 wall mount digital temperature transmitters/controller

Company Profile

Shenzhen CATIC Intelligent System Co., Ltd. is a high technology company engaged in the fields of automation system applications and instrument development & manufacture. We are based on the HVAC/R industry and supplying various instrument and control products and services. We have two business departments. One is for engineering services of automation systems and the other is for instrument distribution. We are partner of many well known foreign companies.

As a system integrator for Honeywell and Siemens, we are one of the key contractors in the fields of building automation and FMCS applications in various industries. We are an authorized distributor for Dwyer, Belimo, Autunes Controls, Autotran, SenseAir and Beck. Our products include pressure and differential pressure transmitters and gages, actuators, valves, temperature/humidity/dew point transmitters, level switches, flow meters and CO2 and CO transmitters. They are widely used in HVAC, semiconductor, food, pharmaceutical and biochemical, building automation, power plant, chemical, water treatment and environment monitor industries. Most of them are one of the most cost effective products in the world.

Meanwhile, we continue to develop and manufacture instruments in the fields of HVAC/R control and building automation. They are becoming substitutes of those of well known brands in the world. Along with the globalization of the world trade and economy, these products are going to the international market and will become one of the most competitive products in the world.

We have a very experienced technical development, support and sales team. With the goal of becoming a qualified supplier in the field, we will continue to try our best to satisfy customers all over the world.
Shenzhen CATIC Intelligent System Co., Ltd.


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