• Features PID controllers with full multi-range input, digital indication, and the new Ra-PID (RationaLOOP PID) and Just-FITTER algorithms.
• Have a maximum of 2 control outputs
• In each case there is a choice of relay contact, voltage pulse, continuous voltage, and current output types.
• Power supply:100-240V  (Operating power voltage  AC85-264V)
• Power frequency: 50/60Hz
• Power consumption: 12VA or less
• Environment:
• Do not operate the instrument in the presence of flammable liquids or vapors.
• Operation of any electrical instrument in such an environment constitutes a safety hazard
• Ambient temperature: 0-50℃
• Ambient humidity :10-90%RH (No condensation allowed)
• Vibration Resistance: 2m/s² (10 to 60 Hz)
• Over-voltage category: Category II (IEC60364-4-443, EN664-1)
• Pollution degree: Pollution degree 2
• For indoor installation
• Height : Below 2000m

Need more information , Click : Digital PID temperature controller - C26