CH Meter/CH102 Meter

• 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.
  

Precision Control for Demanding Thermal Processes

The CH Meter/CH102 Meter is a professional Temperature Controller and Temperature Control Instrument designed for industrial environments where response accuracy, process stability, and clear operator feedback matter. Built as an Intelligent Temperature Controller, it supports precise regulation for heating and cooling tasks across production lines, machinery panels, and control cabinets. Its role goes beyond simple indication, giving users a practical platform for maintaining target conditions, reducing thermal fluctuation, and improving repeatability in daily operations. For buyers seeking a dependable Digital Temperature Controller or Industrial Thermostat for standardized process control, this meter offers a strong balance of control performance, panel integration, and operational consistency.

PID-Based Performance with Clear Digital Monitoring

As a PID Controller and Digital Panel Meter, the CH Meter/CH102 Meter is built to support accurate measurement and stable output adjustment in process control systems that require continuous monitoring. Its digital display format helps operators read process values quickly and manage settings with confidence, while PID control logic helps minimize overshoot and maintain tighter temperature stability than basic on/off regulation. This makes it well-suited for equipment manufacturers, plant engineers, and maintenance teams that need a Temperature Regulator capable of supporting efficient machine operation and controlled thermal behavior. In broader control architectures, it can also serve in applications associated with a Multi-channel Temperature Controller strategy or be specified alongside cabinet-mounted solutions such as a DIN Rail Temperature Controller, depending on system design requirements.

Well-Suited for OEM Panels, Process Equipment, and Factory Automation

In practical use, the CH Meter/CH102 Meter fits a wide range of industrial temperature management scenarios, including packaging systems, ovens, drying equipment, plastic processing machinery, food production lines, laboratory devices, and general factory automation installations. Its value for B2B buyers lies in helping standardize control functions across equipment platforms while supporting stable operation, easier parameter management, and dependable process visibility. Whether selected as a core Digital Temperature Controller in an OEM build or as a replacement Temperature Controller in an existing panel, it is a reliable option for procurement teams, system integrators, and technical managers focused on uptime, control accuracy, and practical deployment in demanding operating conditions.

• 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)

  
  Key Advantages
  
  Stable Control and Accurate Regulation
  The CH Meter/CH102 Meter is designed as a Temperature Controller and PID Controller for industrial processes that require repeatable thermal management. Stable control logic helps reduce temperature fluctuation during operation, which supports product consistency, protects equipment, and lowers the risk of process deviation. As a practical Digital Temperature Controller and Temperature Regulator, it is well-suited for production environments where dependable response and long-term operating stability matter more than simple display functions.
  
  Practical Integration and Maintenance Efficiency
  As a Digital Panel Meter and Temperature Control Instrument, the CH Meter/CH102 Meter supports structured panel integration and daily maintenance in industrial control systems. Its practical form factor and control-oriented design make it easier for engineering teams to deploy, inspect, and service equipment with less disruption to production. For facilities that need a reliable Intelligent Temperature Controller or an Industrial Thermostat that fits established control architectures, this model offers a stable and maintenance-friendly option. 

• Features

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

• Product optional features

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

• FOTIMA company display
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