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In Stock
LTC50 Linear Temperature Controllers

Linear Temperature Controller, 1 mK stability 5 A version.
For a higher current versions, see LTC 100; for a lower current version LTC25, for an asymmetric version see LTC2050

$410
- +

RedWave Labs Linear Temperature Controllers LTC50 with maximum current capabilities of 5A respectively, single supply operation (+5 to 30V) and temperature stability down to 0.001K. LTC50 has a variable current limiter up to the maximum current, various sensor capabilities (thermistors, RTDs, AD590, LM335), variable P-I setting, LED monitors and remote shutdown.

Parameter Description LTC 50
Power Single +5 V to 30 V (Vdd)
Input sensor NTC, PTC thermistor 10μA, 100μA, 200μA,1 mA activation current
AD590 1μA/K output, LTC has 10.0 KOhm load resistor
RTDs 1mA, 10mA activation current
LM135 10 mV/K output, 1 mA activation current
Compliance voltage Smaller of 5V or Vdd-0.5V
Temperature Internal Set point 11 turn potentiometer 0-5V, jumper selected
External Set point 0-5 V through 14 pin connector, jumper selected
Stability Over 1 hour 0.001 C (with 20 K thermistor)
Output Bipolar current +/-5A
Current limit Symmetrical 0 to Imax
Compliance voltage Vdd-1V
P-I control Proportional (2-100 A/V) and Integral (0.55-5 A/(V x sec)
Heat dissipation 60 W maximum without heatsink
Security Disable current if sensor voltage drops below 0.4V
Connector 14 pin Molex MiniFit
Monitor Current limit 10 bar LED 0 to Imax
Set point error Coarse indication of set point error with variable gain
Dimensions (WxHxD) 89 x 89 x 28 mm
Weight 195 g
Storage Temp -55 to 100 C
Operating Temp -40 to 85 C
Parameter Description LTC 100 LTC 50 LTC 25
Power Single +5 V to 30 V (Vdd) +5 V to 30 V (Vdd) +5 V to 30 V (Vdd)
Input sensor NTC, PTC thermistor 10μA, 100μA, 200μA,1 mA activation current 10μA, 100μA, 200μA,1 mA activation current 10μA, 100μA, 200μA,1 mA activation current
AD590 1μA/K output, LTC has 10.0 KOhm load resistor 1μA/K output, LTC has 10.0 KOhm load resistor 1μA/K output, LTC has 10.0 KOhm load resistor
RTDs 1mA, 10mA activation current 1mA, 10mA activation current 1mA, 10mA activation current
LM135 10 mV/K output, 1 mA activation current 10 mV/K output, 1 mA activation current 10 mV/K output, 1 mA activation current
Compliance voltage Smaller of 5V or Vdd-0.5V Smaller of 5V or Vdd-0.5V Smaller of 5V or Vdd-0.5V
Temperature Internal Set point 11 turn potentiometer 0-5V, jumper selected 11 turn potentiometer 0-5V, jumper selected 11 turn potentiometer 0-5V, jumper selected
External Set point 0-5 V through 14 pin connector, jumper selected 0-5 V through 14 pin connector, jumper selected 0-5 V through 14 pin connector, jumper selected
Stability Over 1 hour 0.001 C (with 20 K thermistor) 0.001 C (with 20 K thermistor) 0.001 C (with 20 K thermistor)
Output Bipolar current +/-10A +/-5A +/-2.5A
Current limit Symmetrical 0 to Imax Symmetrical 0 to Imax Symmetrical 0 to Imax
Compliance voltage Vdd-2.5V Vdd-1V Vdd-0.5V
P-I control Proportional (2-100 A/V) and Integral (0.55-5 A/(V x sec) Proportional (2-100 A/V) and Integral (0.55-5 A/(V x sec) Proportional (2-100 A/V) and Integral (0.55-5 A/(V x sec)
Heat dissipation 60 W maximum without heatsink 60 W maximum without heatsink 60 W maximum without heatsink
Security Disable current if sensor voltage drops below 0.4V Disable current if sensor voltage drops below 0.4V Disable current if sensor voltage drops below 0.4V
Connector 14 pin Molex MiniFit 14 pin Molex MiniFit 14 pin Molex MiniFit
Monitor Current limit 10 bar LED 0 to Imax 10 bar LED 0 to Imax 10 bar LED 0 to Imax
Set point error Coarse indication of set point error with variable gain Coarse indication of set point error with variable gain Coarse indication of set point error with variable gain
Dimensions (WxHxD) 89 x 89 x 28 mm 89 x 89 x 28 mm 89 x 89 x 28 mm
Weight 195 g 195 g 195 g
Storage Temp -55 to 100 C -55 to 100 C -55 to 100 C
Operating Temp -40 to 85 C -40 to 85 C -40 to 85 C