3
Features
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Input voltage from (12 to 28) VDC
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Self-contained, (0.1 to 25) A current rating
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Computer programmable via RS232 communications port
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Bi-directional, solid state H-bridge operation for heating and cooling applications
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Control temperature of –20 °C to +100 °C using MP-2379 thermistor (supplied with controller)
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Proportional (P), Integral (I) and Derivative (D) control that can be selected as P, PI, PD or PID;
or Deadband (on/off) with an adjustable hysteresis
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Temperature resolution of 0.1 °C or 0.1 °F
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Control stability of ±0.1 °C or ±0.1 °F (when controlling a cold plate)
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Pulse width modulation of output:
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Selectable modulation frequency of 675 Hz or 2700 Hz
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Controls up to 680 W
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Set temperature selectable:
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Computer set with controller stand alone operation
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Remote user set temperature potentiometer
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0 mA to 20 mA current loop
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0 VDC to 5 VDC adjustable range
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Differential temperature control
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No computer programming experience required to use the communications software program
(Supplied software is compatible with Windows 95/98/XP/NT)
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Command set is provided so programmers may create their own software interface or embedded
controller applications
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Versatile alarm system:
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Computer configurable alarms for 5 VDC at 25 mA
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Alarm cancel: selectable via computer-software communication or remote contacts
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Second sensor also configurable as a heat-sink over-temperature shut-down
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Non-volatile memory retention of parameters (1,000,000 write cycles maximum; see command
#31 in Appendix C for further details.)
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Operating temperature range of 0 °C to 65 °C
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Storage temperature range of -55 °C to +105 °C
