cd series rkc temperature controller: It is a novel temperature controller with high precision and most reasonable price.

cd series rkc temperature controller:CD401/CD901 single loop Temperature Controller: It is a novel temperature controller with high precision and most reasonable price...It adopts large LED display, and is fit for data read from a long distance andeasy to monitor the temperature. Self-tuning and autotuning, digital communicationof heating/cooling mode (RS-485,temperature alarm,heater burnout alarm(three-phaseHeater), control loop burnout alarm (option).RKC:(CD/CH Series single loop adjuster) Major structure and function: * Auto-tune adn self-tune* Large LED displays* Heating/cooling control* Digital communication* Temperature alarmHeater burnout alarmControl loop burnout alarmProduct Description Input a) Thermocouple (TC):K,J,E,T,R,S,B,U,L,N,PL2,W5Re/w26Re b) Thermal resistance (RTD):Pt100 JPT100 c) Direct input:DC0~5V,DC1~5V,DC0~20mA*,DC4~20mA* *set a 250W resistance between input terminals. Precision of input display :(0.3%+1 of setting value) Input range:refer to input range listSample rate :0.5sec Deviation-1999~9999oC[¡ãF] or -199.9~999.9oC[¡ãF](TemperatureInput) ¡ÀComplete measuring range (Voltage /Current Input) Setting range: a)Setting value:eqaul to temperature range b)heating side proportion(P):1- measuring range or 0.1- measuring range (TemperatureInput)*10.1~100.0% of measuring range(Analog Input ) c)cooling side proportion(Pc): 1~1000% of heating side proportiond)integration time (I):1-3600sec*2 e)rate time (D):1-3600sec*3 f) ARW: 1-100%*4 of proportiong) heating side proportion cycle 1-100sec*5 h) cooling side proportion cycle 1-100sec*6 i) non-sensitive zone :-10-10 or -10.0-+10.0oC[¡ãF](Temperature Input)-10.0-+10.0% of measuring range(Voltage /Current Input)*7 *1.when proportion is 0oC[¡ãF],it is ON-OFF motion *2.If integration time is 0sec,it is PD motion *3.If rate time is 0sec,it is PI motion *4.If limit motion is 0%,it is OFF motion *5.Cycle is not needed to set when it is current output *6.Cycle is not needed to set when it is current output Control action PID control(ON-OFF,P,PI,PD ocntrol) a)Autotuning algorithm(AT) (1)Self-tuning and autotuning:limit cycle (2)AT cycle:1.5 *except heating/cooling PID control actionControl Output a)Relay Output:250VAC 3A(with load )1a joint *electrical:over 300,000 times,rated load b)Voltage Output:0-12VDC(load resistance :over 600 &Omega) c)Current Output:4-20mADC(load resistance :under 600 &Omega) d)flow control tube briving tri non-sensitive zone er output:medium capacity drivinge)flow control tube output:rated 0.5A(ambient temperature is under 40oC)Temperature Alarm alarms :Two additional alarms (Option) alarm type:deviation alarm(Upper limit,lower limit,) alarm of process value input (Upper limit ,lower limit ) alarm fo set value(Upper limit ,lower limit ) *Optional enginery (except set value alarm) Control Loop Burnout Alarm(LBA) LBA setting time:0.1-200.0min *can not be 0.0min LBA non-sensitive zone :0-9999oC[¡ãF](TemperatureInput) 0- measuring range (Voltage /Current Input) *If it is set as 0,LBA does not work.Heater Burnout Alarm(HBA) Input:Current picker Output (RKC appointed type CTL-6-P-N,CTL-12-S 56-10L-N) Scope of application: CTL-6-P-N 0-30A CTL-12-S56-10L-N: 0-100A Alarm Output Relay interface output,250VAC 1A(with load )1a joint. *over 50000 times on and off. *select ALM1 or ALM2 when it is LBA. *when control loop burnout alarm is in use, another LBA is not available.Communication(SCI) Interface:EIA RS-485 Communication agreement:ANSI X3.28(1976)2.5 A4 Communication method:2 lines inter-connection Synchronizing method:in-phase start/stopCommunication speed:2400,4800,9600,19200BPS Start digital:1 Bit:7 or 8 check odd-even Stop digital:1 or 2 max joints:32 points(set address 0-99) ...

cd series rkc temperature controller