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1. ER switch off Note it s possible but it s not recommended to use RS 232 and front panel user interfaces at the same time Specifications ELECTRICAL 110 230VAC 50 60 Hz 0 A max 20 20 V Input Output voltage Feedback loop 10kOhm NTC termistor _ Temperature accuracy Cooling orced air cooling with the embedded MECHANICAL SPECIFICATION RS 232 interface RS 232 connection parameters 38400 bps 8 data bits 1 stop bit no parity Command format is command data optionally end of line e command is character long see list below e data is ASCII string of adjusting value e end of line symbols are r n or n List of available commands e t temperature sets temperature set point 10 0 to 40 0 C accuracy 0 1 C e T returns temperature set point e C returns the actual temperature temperature monitor e r 0 1 starts stops the module r 1 starts r 0 stops e R returns the actual state of the module 1 module is in run mode e e 0 1 turns on off echoing of symbols in RS 232 e 0 no echo Example t 25 1 sets the temperature to 25 1 C2. rev 1 01 2012 12 04 TEC BT temperature controller User manual Overview TEC BT thermocontroller is designed to control the temperature of the objects and to stabilize its temperature at the certain level The target temperature is set either manually via front panel user interface or digitally via RS 232 machine interface The actual object s temperature is measured and provided to the operator Description Front panel description TEMP MONITOR TEMP VOLTAGE START MONITOR POWER POWER switch turns thermo controller on and off TEMP indicators depict the temperature set points TEMP buttons change the temperature set points TEMP MONITOR depicts the actual temperature VOLTAGE MONITOR is inactive in the present version Red LED 1s active when thermocontroller heats the Peltier Green LED is active when thermocontroller cools the Peltier Both LEDs are active when the actual temperature is equal to the temperature set point START button enables output and starts operations in selected mode with selected parameters the second pressure on this button stops operations when START button is pressed the red LED nearby indicates this Back panel description RS 232 MAINS 110 230 VAC OUTPUT MAINS connector cable is supplied with the module connects module to the mains 110 230 VAC 50 60 Hz This connector contains 5A fuse OUTPUT connector cable is supplied with the mod
3. ule connects the load Peltier and thermistor to the module RS 232 connector cable is supplied with the module connects module to the computer OUTPUT connector description ny fe 5 4 3 4 blue 5 6 black Safety e Do not remove coverage case from the module e Do not self repair the module e Do not operate with disconnected load Do not connect disconnect cables while module is turned on e Do not turn the module on if it has been already damaged with water chemicals mechanical or electrical shock Operations l Connect Peltier observing the polarity and 10kOhm NTC to the thermocontroller connect thermocontroller to the mains Turn POWER switch on Select desired temperature using the corresponding buttons TEMP Press START button Since that moment module will start the operations It will be indicated with the corresponding LED Press START button again to stop operations Turn the POWER switch off Operations RS 232 interface A BWN Re ON Ensure that POWER switch is off ensure that computer is off Connect module to the computer using the corresponding cable Turn POWER switch on turn the computer on Run HyperTerminal or analogous software Send to the driver commands that set desired parameters of operations Send to the driver r 1 command to start operations Send to the driver r 0 command to stop operations Turn POW
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