• 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 - C25