TB20 Analogue I/O
AI 2xTC Iso 16bit
AI 2xV 16Bit iso
AI 4xI 12Bit
AI 4xI Iso 16bit
AI 4xV 12Bit
AI 8xI Iso 16bit
AI 8xTC Iso 16bit
AO 4xI 12Bit
AO 4xV 12Bit
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Part Number:
600-254-4AH22
Description:
Analog input module - AI 8 x TC, Iso., 16 Bit
Characteristics
• 8 inputs
• Channels electrically isolated from each other and from the backplane bus
• 8 process input words, 8 process output words (for temperature compensation)
• Measuring range: ±80 mV
• Supported thermocouples: E, J, K, N, R, S, T, B, C, L
• Measurement resolution: up to 15 bits + sign
• External or internal temperature compensation
• Diagnostic messages
• Limit value alarms for each channel
• A bi-color LED (blue/red) indicates the modules operating status and any malfunctions
• Red/green bi-color LEDs (one for each channel) indicate the channels states
Parameters for the module
• Diagnostic alarm: On | Off
• Overflow / underflow diagnosis: On | Off
• Representation values: SIMATIC* S7 | SIMATIC* S5 (for ±80 mV only)
• 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: ±80 mV
• Thermocouples: E | J | K | N | R | S | T | B | C | L
• Temperature compensation: Internal | External | Process data-based
• Limit value alarms enabled: On | Off
• Upper/lower limit: 16-bit analog value (±27648)
Channel LED signals
Flashing red light Parameter assignment error on channel
Solid red light Reading overflow/underflow or wire break
Flashing green light Reading within overrange
Solid green light Channel configured, normal reading
Off Channel disabled or module not yet configured
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