SPECIFICATIONS FOR THE SERIES 850 THERMOELECTRIC COOLER CONTROLLER
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Two yearsWarranty
0° to 50 ºC (32° - 122°F)Operating Temperature
Thermoelectric Cooler, Temperature Sensor, AC Power, PBM, optional
EIA/RS-232/485 (using MODBUS protocol) and GPIB
I/O Connections
5.25” H X 19“ W X 15.9” LPower Booster Module Dimensions
5.25” H X 19“ W X 15.9” L (3U chassis height)Controller Dimensions
18 pounds maximum (300 watt instrument)Weight
Up to two (2) fansInternal Cooling
115/230 VAC, Internally selectable, 47 - 63 Hz.
AC Power
Thermistor 100 Kohm range, 0 to 99.99K or 10 ohms
1 Megohm range, 0 to 999.9K or 100 ohms
For other sensors, such as RTDs, thermocouples, AD590/592, and
LM35/135/335 sensors, the resolution is 0.1 C
Display Resolution
Thermoelectric Cooler temperature and set-point temperature in ºC or ºF
(user selectable) with an RTD, thermocouple, AD590/592 and
LM35/135/335. For a thermistor, the display is in Kohms.
Display
Two 4-digit LED displays - red for actual temperature, and green for
set-point temperature
Front Panel Displays
< 1 mANoise and Ripple
< 0.002ºCLong Term Stability
Higher and lower temperatures can be measured depending upon the
sensor type. Please consult the factory.
RTD’s thermocouples, thermistors (0 to 100 Kohm and 0 to 1 MEgohm),
and active sensors AD590/AD592, and LM35/LM135/LM335 (-50ºC to
150ºC typical)
Range of Sensors
100 ohm RTD, Types E, J, K, N, and T thermocouples, thermistor,
AD590/AD592, and LM35/lm135/lm335 as well as external voltage and
current inputs
Temperature Sensors
Up to 300 wattsMaximum Output Power For
Controllers & Power Boost Modules
Up to 20 amperesMaximum Output Current
15 VDCCompliance Voltage
Uni-polar or Bi-polar, constant current, PID with Auto-tuning. User can
select P, or P&I control only.
Control
ALPHA OMEGA INSTRUMENTS CORP. Instruction Manual
Series 800/850 Thermoelectric Cooler Controller Page 4
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The Series 850 Thermoelectric Cooler Controller can also be configured as a Power Booster Module
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