CH Meter/CH902 Meter

Name: CH Meter/CH902 Meter
Brand: FOTIMA
Availability: InStock
Rating: 5 (1 reviews)

The CH series universal input temperature controllers, including models like the CH102 and CH402, are designed to accommodate diverse installation requirements. They feature a dual-row display, multiple input and output signals, support for PID/ON/OFF control, heating/cooling, alarm functions, and optional RS485 communication. They offer flexible power supply, a wide range of operating environments, and customizable configurations via ordering codes. Conf-CH software also allows for computer-based parameter configuration, meeting diverse industrial temperature control scenarios.

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Description

CH series universal input temperature controller

Product Introduction
The CH series universal input temperature controller offers a wide range of models, including the CH102 and CH402, to meet diverse installation requirements. It features a dual-line display that displays both process and setpoint values. Input signals are compatible with thermocouples, RTDs, current, and voltage signals, and a variety of output formats, including relays, solid-state relays, and continuous current PID output. It features two relay alarms with multiple selectable alarm modes, heating/cooling control switchability, and power supply compatibility of 100-240VAC or 21-48VAC/DC. Optional RS485 communication and optically isolated inputs are available, along with features like ramp heating and automatic/manual mode switching. Comprehensive technical specifications include control options such as PID and ON/OFF, and a variety of heating/cooling outputs for wide operating environments. Clear ordering codes allow for customization, and input signals and temperature ranges are compatible with various sensors. The included wiring diagram and host software facilitate installation, parameter configuration, and data management, providing a reliable and flexible solution for industrial temperature control.
Product Model

Product Specifications

Overall dimensions (width × height × depth, mm)	CH102: 48* 48* 110; CH402: 48* 96* 110; CH502: 96* 48* 110; CH702: 72* 72* 110; CH802: 96* 48* 110; CH902: 96* 96* 110
Installation hole dimensions (width × height, mm)	CH102: 45* 45; CH402: 45* 92; CH502: 92* 45; CH702: 68* 68; CH802: 92* 45; CH902: 92* 92
Technical Parameters - Input	Thermocouple input signal: K/J/E/N/T/R/S/B; RTD input signal: Cu50/Pt100/Pt1000; Linear signal: 0/4 - 20mA, 0/1 - 5VDC, 0/2 - 10VDC
Technical Parameters - Control	PID control/ON/OFF control; PID computer integral action limit; sampling time optimization function; self-tuning function; heating and cooling control
Technical Parameters - Heating/Cooling Control Output	SPDT relay 5A@250VAC, 6A@125VAC relay / +12VDC logic drive solid-state relay, maximum load can drive 35mA; 0/4 - 20mA or 0/2 - 10V continuous output; thyristor zero crossing / phase shift output
Technical Parameters - Alarm Output	Two-way alarm SPST relay, alarm mode code: A (upper limit deviation alarm), B (lower limit deviation alarm) and other
Technical Parameters - Operation	Automatic/Manual mode
Technical Parameters - Power Supply	100 - 240VAC 50/60HZ Power: 4W; 21 - 48VAC/DC Power: 4W
Technical Parameters - Working Environment	Temperature: 0 - 50°C; Relative humidity: 30% - 85% (non-condensing)

Features

Dual-line display of process value and set value
Input signal: thermocouple, thermal resistor, current signal, voltage signal
Output: Relay/state relay/current continuous PDD output
Two sets of relay alarms, multiple alarm modes
Heating/cooling control optional
Power supply: 100-240VAC/21-48VACDC

Optional product features

RS485 communication interface MODBUS/RTU protocol
Opto-isolated external contact input
Thermal resistor Pt100/PT1000 optional
Slope heating function
Automatic/manual mode switching
Second control point

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