TB20 Analog input module – AI 4x U, ?10 V, 0-10 V, 1-5 V, 12 Bit

Parameters for the TB20 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)
• Measuring ranges 0 … 10 V, 1 … 5 V, ?10 V, ?5 V, ?2.5 V, individually configurable for each channel
• Measurement resolution: 11 bit + sign
• Diagnostic messages
• Wire break detection (for 1 … 5 V)
• Limit value alarms for each channel
• A bi-color LED (blue/red) indicates the module operating status and any malfunctions
• 4 analog inputs for measuring voltage, electrically isolated from the backplane bus
• 4 process input words

Part of the Helmholz decentralized fieldbus I/O system – TB20