Analog input module – AI 1/2x R, RTD, 16 Bit, 2/3/4 wire

Parameters for the module

• Diagnostic alarm: On | Off
• Overflow/underflow diagnosis: On | Off
• Representation values: SIMATIC* S7 | SIMATIC* S5
• Temperature unit: Celsius x 10 | Fahrenheit x 10 | Kelvin x 10

Parameters for each channel

• Wire break detection: On | Off
• Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz
• Measuring ranges: 150 ohms / 300 ohms / 600 ohms / 3000 ohms / 6000 ohms / PT100 / PT1000 / Ni100 / Ni1000 / LGNi1000
• Sensor type: Disabled | 2-wire | 3-wire (channel 0 only) | 4-wire (channel 0 only)
• Limit value alarms enabled: On | Off
• Upper/lower limit: 16 bit analog value (±27648)

• Measuring ranges: 150 ohms, 300 ohms, 600 ohms, 3,000 ohms, 6,000 ohms, Pt100, Pt1000, Ni100, Ni1000, LG-Ni1000, individually configurable for each channel
• Can accommodate 2/3/4-wire sensors
• Measurement resolution: 15 bits + sign
• Diagnostic messages
• Wire break detection
• Limit value alarms for each channel
• A bi-color LED (blue/red) indicates the module operating status and any malfunctions
• 1/2 inputs for measuring resistance, electrically isolated from the backplane bus
• 2 process input words