Cryo-con Model 24C Specifications, Features and Functions
Control Outputs
Number of Loops: Four.
Control Input: Either sensor input.
Loop Update Rate: 15Hz per loop.
Control Type: PID table, PID, Ramp or Manual.
Autotune: Minimum bandwidth PID loop design.
PID Tables: Six user PID tables available for storage of Setpoint vs. PID and
heater range. Up to 16 entries/table.
Setpoint Accuracy: Six+ significant digits.
Fault Monitors: Control loops are disconnected upon detection of a control
sensor fault or excessive internal temperature.
Over Temperature Disconnect: Heater may be relay disconnected from
user equipment when a specified temperature is exceeded on any selected
input.
Loop #1 Primary Heater Output
Type: Short circuit protected linear current source. Maximum compliance is
selectable at 25V or 50V.
Ranges: Three output ranges of 1.0A, 0.33A and 0.10A full-scale, which
correspond to 50W, 5.0W and 0.5W when used with a 50 load.
Load Resistance: 25 or 50 for maximum output.
Minimum Load: 10 in 25 setting, 40 in 50 setting.
Digital Resolution: 1.0PPM of full-scale, corresponding to 20 bits.
Readback: Heater output power, Heatsink temperature.
Connector: Dual Banana-plug.
Loop #2 Heater Output
Type: Short circuit protected linear current source. Compliance is 36V.
Ranges: 25W or 2.5W full-scale into a 50 load.
Load Resistance: 50 for maximum output.
Digital Resolution: 1.0PPM of full-scale, corresponding to 20 bits.
Readback: Heater output power.
Connector: 10-pin detachable terminal block.
Status Outputs
Audible and Visual Alarms: Independent audible and visual alarms.
Status reported via Remote Interface: Heater over temperature fault.
Loop #3 and #4 Outputs
Type: 0 - 10 or 0 - 5 Volt analog output. All control modes available.
Maximum Output Current: 20mA.
Connector: 10-pin detachable terminal block.
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