Yudian Universal Scanner

AI-702M 2-channel Scanner	AI-704M 4-channel Scanner	AI-706M 6-channel Scanner

• TECHNICAL SPECIFICATION
• Input：
• Thermocouples: K, S, R, E, J, T, B, N and WRe5-WRe26 (with J1 module)
• Two-wire RTDs: PT100, Cu50, 0-80Ohm, 0-400Ohm (with J2 module that supports 2 inputs)
• Three-wire RTDs: PT100, Cu50, 0-80Ohm, 0-400Ohm (with J0 module that supports 1
• inputs)
• Linear mV voltages: 0-20mV, 0-50mV, 0-100mV, 0-1V (with J1 module)
• Linear voltage: 0-1V, 0-3V, 0-5V, 1-5V etc. (with J3 module)
• Linear current: 0-12mA, 0-20mA, 4-20mA etc. (with J4 module)
• Extraction calculation input: 1-5V, 4-mA etc. (with J3 voltage and J4 current input module)
• Two-wire transmitter inputs: connect to 4-20mA two-wire transmitter (with J5 module that
• provides 24VDC power supply)
• Maximum lead wire resistance for RTD input
• 2-wire type RTDs: 2 Ohm for Pt100 or 0-400Ohm RTD input，1 Ohm for Cu50 or 0-200Ohm
• RTD input；
• 3-wire type RTDs: 5 Ohm
• Measurement range：
• K(0~1300℃), S(0~1700℃), R(0~1700℃), T(-200~+350℃), E(0~1000℃),
• J(0~1200℃), B(0~1800℃), N(0~1300℃), WRe5-WRe26(0~2300℃),
• Pt100(-200~+800℃), Cu50(-50~+150℃)
• Linear input：-1999~+9999 set by user
• Measurement accuracy:±0.2%FS±1digit or ±0.3%FS±1digit (only for Cu50)
• Note 1: For thermocouple inputs with internal cold junction compensation, 1℃ CJC error
• should be taken into consideration. For those with Cu resistor, ice point or thermostat bath
• compensation, the accuracy is as above.
• Note 2: Accuracy is not guaranteed between 0 and 600℃ for type B thermocouple input.
• Temperature drift : ≤0.01%FS/℃ (typical 50ppm/℃)
• Electromagnetic compatibility: IEC61000-4-4, ±4KV/5KHz; IEC61000-4-5, 4KV
• Isolation withstanding voltage:
• between power, relay contact and signal terminals ≥ 2300VDC;
• between isolated eletroweak signal terminals ≥ 600VDC
• Response time：≤1.5 seconds（if digital filter parameter is set as 0 or 1）
• Automatic pilot time interval：approx. 1.2s or 2s configurable
• Alarm function：high and low alarm，configurable separately for each channel
• Alarm output：
• relay contact output（NO or NC）：250VAC/1A or 30VDC/1A
• no contact discrete output（NO or NC）：250VAC/0.3A(transient current 1A)
• Power supply: 100~240VAC/50Hz
• Power consumption：≤6W
• Work ambience：temperature -10~+60℃, humidity ≤ 90%RH