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We also stock S5-115U and S5-135U Digital I/O, Analog I/O and TCP/IP modules
S7200, S7-300, S7-400, S5, S5-115U, S5-135U, SIMATIC, STEP, HMI, WinCC, ET200 are registered trademarks of Siemens
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Analog input module - AI 4 x I, 0/4-20 mA, ±20 mA, 12 Bit Characteristics • 4 analog inputs for measuring current, electrically isolated from the backplane bus • 4 process input words • Measuring ranges: 0-20 mA, 4-20 mA, ±20 mA, individually configurable for each channel • Measurement resolution: 12 bits + sign • Diagnostic messages • Wire break detection (for 4-20 mA) • Limit value alarms for each channel • A bi-color LED (blue/red) indicates the module’s operating status and any malfunctions 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 (for 4-20 mA only): On | Off • Interference frequency suppression: None | 10 Hz | 50 Hz | 60 Hz | 400 Hz • Measuring ranges: Disabled | 0-20 mA | 4-20 mA | ±20 mA • Limit value alarms enabled: On | Off • Upper/lower limit: 16-bit analog value (±27648) |