ControllersIndicators Digital Program Controllers DZ3000 Series Digital Program Controllers     The DZ3000 series is 96mm x 96mm digital program controllers with PID auto-tuning function and event output. Programs 8-step/2-pattern or 4-step/4-pattern can be stored into memory.Each 2 groups of PID parameters and high/low output limiters can be set and be automatically selected to fit to each programming area. Features Universal input of the total of 19 inputs including 11 thermocouple inputs, 2 DC voltage inputs, 1 DC current input and 5 resistance thermometer inputs Multi-control output of on-off pulse type, current output type and SSR drive pulse type Allowable power voltage of 90VAC to 264VAC IP65 front panel Models complying with CE are available. (for 24VDC power supply only) Models Models 8-step/2-pattern 4-step/4-pattern DZ38U0-000 DZ34U0-000 Measuring ranges Input signals Measuring ranges Thermocouples R 0 to 1760°C S 0 to 1760°C B 0 to 1820°C K -200 to 1370°C -200 to 500°C E -270 to 700°C J -200 to 900°C T -200 to 400°C N 0 to 1300°C U -200 to 400°C L -200 to 900°C DC voltage -20 to 20mV, -5 to 5V DC current 0 to 20mA Resistance thermometers Pt100 -200 to 660°C -200 to 200°C JPt100 -200 to 649°C, -200 to 200°C Pt50 -200 to 649°C Specifications Input signals Thermocouples B, R, S, K, E, J, T, U, L DC voltage ±20mV, ±5V DC current 0 to 20mA Resistance thermometers Pt100, JPt100, Pt50 Accuracy rating ±0.3% of input span ± 1 digit Measuring unit °C or °F (by internal switch) Sampling period About 0.2 second Burnout Upscale burnout for thermocouple, mV and resistance thermometer inputs At burnout Output 0% and high alarm activation Measuring input shift (sensor correction) -200 to 1000 times of setting resolution Scaling DC voltage and DC current inputs: Optional scaling for range and scale (-1999 to 9999) Scaling decimal point 0 to 3 Display resolution Temperature input 0.1°C (maximum measuring input: less than 1000°C) DC voltage/current input 4-digit display (Decimal point and scaling are optional.) Power supply 100 to 240VAC, 50/60Hz (universal power supply) Allowable power supply 90 to 264VAC Ambient temperature -10 to 50°C Ambient humidity 20 to 80%RH (no dew condensation) Power interruption countermeasure Setting parameters are retained more than 10 years. Allowable signal source resistance Thermocouple, DC voltage: less than 100 Resistance thermometer: less than 5/wire (equal resistance for 3 wires) Measuring current (resistance thermometer input) 2mA ± 20% Power consumption Maximum 15VA Front IEC529 IP65 Weight About 600g Program Specifications Program setting system Pattern setting by keys (target value/time system) Program composition Odd step: Target value, requiring time Even step: Requiring time Step/pattern Maximum 8-step/2-pattern or maximum 4-step/4-pattern 16-step/1-pattern can be set. Pattern repetition Maximum 999 times Setting range Temperature: Same as input range DC voltage/current: Same as scale range Time: 0 to 99 hours 59 minutes (1 minute-setting resolution) Start temperature Input value or optional setting value Output at end Constant control of final setting value or 0% output, selectable Area parameter 2 areas by dividing into upper part and lower part at area shifting value Step parameter Setting at each step Event 1 valid/invalid Event 2 valid/invalid Exact temperature compensation valid/invalid (odd steps only) Control Specifications Control switching cycle About 0.2 second Control system Current output type/On-off pulse type/SSR drive pulse type PID (2-position control output is selectable bi dip switch.) Control setting accuracy rating ±1 digit (relative error to indicating value) Auto tuning Provided, PID constants can be also set manually. PID constants Two groups switching by interlocking with SV (PID constants corresponding to the aimed setpoint No. are used during ramp operation of setpoints.) P: 0.1 to 999.9% I: 0 to 9999 seconds D: 0 to 9999 seconds ARW (anti-reset windup) High: 0.0 to 100.0% Lower: (-) 100.0 to 0.0% Output limiter Automatic switching of two groups at area shifting value High: 0.0 to 105.0% Low: -5.0 to 100.0% Output variable limiter 0.1 to 100.0% Output deadband 0.1 to 9.9% (2-position control only) Auto/manual output Balanceless bumpless Manual output range -5.0 to 105.0% (0.1% increment) Control action Direct action/reverse action selectable (by dip switches) Exact temperature compensation 1 to 9999 Current output type PID Output signal 4 to 20mADC Load resistance Less than 600 On-off pulse type PID Output signal On-off pulse conductive signal Contact rating Resistive load 100VAC 2A, 200VAC 1A, 24VDC 1A Inductive load 100VAC 1A, 200VAC 0.5A, 24VDC 0.5A Minimum load 5VDC more than 10mA On-off pulse period Variable between about 1 to 120 seconds Contact protective element Not built-in (sold separately) SSR drive pulse PID Output signal On-Off pulse voltage signal ON: 12VDC ± 20% (maximum 20mA) OFF: Less than 0.8VDC On-off pulse period Variable between about 1 to 120 seconds Event Specifications Event points 2 points (EV1,EV2) Event system Absolute value alarm: High/low limits, Standby function provided/not provided Deviation alarm: High/low limits, Standby function provided/not provided Output value alarm - High/low, Standby function provided/not provided Heater disconnection alarm (for pulse output type controllers with optional CT input only) SV status (ON during SV ramp, ON during SV no-ramp, Event set values are ineffective in this case.) Event deadband 0 to 9999 Event output Output signal: Form A relay contact Contact rating Resistive load 100VAC 2A, 200VAC 1A, 24VDC 1A Inductive load 100VAC 1A, 200VAC 0.5A, 24VDC0.51A Minimum load 5VDC more than 10mA Contact protective element Not built-in (sold separately) Page Top BACK