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Laser Diode Temperature Controllers
  • NEW Laser Diode Thermoelectric Chillers
  • Low noise, bipolar output up to 120W
  • Long term temperature stability as low as 0.005°C
  • Adjustable TEC current limits
  • Supports most thermistor, IC, and RTD temperature sensors
  • Configurable sensor current
  • Direct temperature display (°C) on most models
LDT-5900 Laser Diode Temperature Controller











LDT-5900 Series Laser Diode Temperature Controller


Model LDT-5412 LDT-5500B Series LDT-5948 LDT-5980 LDT-53500 Series Chiller
Output Power 4W Up to 50W 60W 120W up to 375W
Output Current 2A Up to 5A 5A 10A --------
Output Voltage 2V Up to 10V 12V 12V --------
Temperature Stability ---------- <±0.006°C <±0.005°C <±0.005°C <±0.05°C
Temperature Control Range ---------- -99.9°C to 199.99°C -50°C to 250°C -50°C to 250°C -5°C to 45°C
Thermistor Sensor Yes Yes Yes Yes Yes
     IC Sensor No Yes Yes Yes Yes
     RTD No Yes Yes Yes Yes
Measurement Display Current, resistance Temperature, current, resistance Temperature, current, voltage, AC resistance, resistance Temperature, current, voltage, AC resistance, resistance Temperature, flow
Control Loop Hybrid P-I Smart Integrator; Hybrid P-I Fully adjustable digital PID Fully adjustable digital PID PID
Auto-Tune PID Optimization No No Yes Yes No
4-Wire Voltage Measurement No No Yes Yes No
Computer Interface No USB GPIB GPIB USB