Analog input module – AI 4x U, ±10 V, 0-10 V, 1-5 V, Iso., 16 Bit

Parameters for the module

• Diagnostic alarm: On | Off
• Overflow/underflow diagnosis: On | Off
• Representation values: SIMATIC* S7 | SIMATIC* S5

Parameters for each channel

• Wire break detection (only for 1 … 5 V): On | Off
• Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz
• Measuring ranges: Deactivated | 0 … 10 V | 1 … 5 V | ±10 V | ±5 V | ±2.5 V
• Limit value alarms enabled: On | Off
• Upper/lower limit: 16 bit analog value (±27648)

Channel LED signals

• Channels electrically isolated from each other and from the backplane bus
• Measuring ranges 0 … 10 V, 1 … 5 V, ±10 V, ±5 V, ±2.5 V, individually configurable for each channel
• Measurement resolution: up to 15 bits + sign
• Diagnostic messages
• Wire break detection (for 1 … 5V)
• Limit value alarms for each channel
• A bi-color LED (blue/red) indicates the module operating status and any malfunctions
• Red/green bi-color LEDs (one for each channel) indicate the channel status
• 4 analog inputs for measuring voltage
• 4 process input words