N74 SERIES
N74 SERIES
4CH Board type PID controller
4 Channel Universal input/output function with high precision Super 2 degrees of freedom control
convenient parameter setting in work site by Console (Dedicated control Display board) support all the function of M74.
Gerneral Specification
| Channel | Control input, output 4 channels | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Power supply | 24V DC | |||||||||||||||||
| Allowable voltage range | 90~110% of rated voltage | |||||||||||||||||
| Power Consumption | Max. 5W (for max. load) | |||||||||||||||||
| Display method | No display - Parameter setting and monitoring control in external devices (exclusive console, touch panel, PC, PLC, etc.) | |||||||||||||||||
| Input type |
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| Sampling cycle | Minimum 50 ms (4 channels simultaneous variable sampling control) | |||||||||||||||||
| Measurement Accuracy | 0.3% FS+1 digit | |||||||||||||||||
| Control method | Simultaneous heating and cooling, heating, cooling control: On/Off control, P, PI, PID control(Super 2 degrees of freedom) | |||||||||||||||||
| Output | Control | RET (4~20 mA DC), load resistance 500 or less (Actual resolution 1/6000) | ||||||||||||||||
| Output | SSR(Voltage pulse) | DC 12V 25mA(Built-in short circuit protection) Voltage pulse (Time proportional PID output or On/Off output) | ||||||||||||||||
| SCR(current) | DC 4~20mA (Load resistance 500 ohm or less) | |||||||||||||||||
| Com-munication | Upper device | Modbus-ASCII, RTU, PC or TL-Link | ||||||||||||||||
| PC loader | Console(Dedicated display controller), USB Interface Cable(Option) | |||||||||||||||||
| Proportional width(P)) | Thermocouple, Thermoresistance: 0.1~999.9 °C, Analog Voltage, Current Input: 0.1~999.9 Digit | |||||||||||||||||
| Integral Time (I) | 0 ~ 3600 Sec. | |||||||||||||||||
| Derivative Time (D) | 0 ~ 3600 Sec. | |||||||||||||||||
| Control Cycle (CT) | Control Cycle (CT) | |||||||||||||||||
| Blackout Compensation | Approx. 10 years (Non-Volatile Semiconductor Memory Method) | |||||||||||||||||
| Insulation Resistance | 100 M more (500V DC megger) | |||||||||||||||||
| Insulation Type | Double insulation or reinforced insulation (Symbol: withstand voltage between measurement input and power terminal : 1KV or higher) |
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| Withstand voltage | 1,000V AC 50/60Hz for 1 minute (between each input terminal, between input and output terminals, between input and power terminals) | |||||||||||||||||
| Vibration resistance | 5~55Hz(Period of 1 minute) width 0.75mm in each X, Y, Z direction for 2 hours | |||||||||||||||||
| Noise Immunity | Square wave noise by noise simulator (pulse width 1us) +/-1KV | |||||||||||||||||
| Environ- Operating temperature | Operating temperature | -10 to 50°C, preservation: -20 to 60°C | ||||||||||||||||
| Operating humidity | 35-85 % RH, preservation: 35-85% RH | |||||||||||||||||
| Weight | Approx. 230g (Unit: Approx. 110g) | |||||||||||||||||
J12 Connector (I/O option): Digital input/output and Option interface terminal
- ① CH1 Alarm and Relay control output or option card interface pin
- ② CH2 Alarm and Relay control output or option card interface pin
- ③ CH3 Alarm and Relay control output or option card interface pin
- ④ CH4 Alarm and Relay control output or option card interface pin
- ⑤ GND
J10 Connector (Console & Loader): Dedicated Display(Console) or Loader Interface
- ⑥ Main Power(+24V DC) output
- ⑦ RS485 RTX + pin
- ⑧ RS485 RTX - pin
- ⑨ Main Power(-24V DC) output(GND)
N74 Wiring Diagram
Dimension
