Bachmann GIO212 Universal Input/Output Module

Overview:

• Bachmann GIO212 is a versatile input/output module for analog and digital signals.
• Channels can be configured as either input or output for flexibility in industrial automation.

Technical Specifications:

Analog Inputs:

• Digital Resolution: 16-bit
• Measuring Range: ±105% of nominal range
• Measuring Range Monitoring: Lower and upper limits with error message
• Allowed Common Mode Voltage: Max. ±1 V
• Refresh Cycle Time: 100 µs
• Cut-off Frequency: Adjustable from 4 kHz to 0.5 Hz per channel
• Filtering Slope: > 80 dB/decade
• Voltage Inputs: ±10 V, ±1 V, ±100 mV, ±10 mV
• Basic Accuracy at 25 °C: ±0.05%FS (±10 V, ±1 V, ±100 mV); ±0.2%FS (±10 mV)
• Current Inputs: ±20 mA, 0 to 20 mA, 4 to 20 mA
• Basic Accuracy at 25 °C: ±0.1%FS (±20 mA); ±0.2%FS (0 to 20 mA or 4 to 20 mA)
• Input Impedance: Typ. 250 Ω, Max. 300 Ω
• Shunt Short-Circuit Proof: +24 V
• Interference Voltage Strength: +24 V
• Temperature Inputs: PTC, Pt100/Pt1000 (2-, 3-, or 4-wire), Temp. range -100 to +800 °C, Basic accuracy at 25 °C: 0.15% of 900 °C

Analog Outputs:

• Digital Resolution: 14-bit
• Output Signal Range: ±105% nominal range
• Voltage Outputs: Output voltage ±10 V, Max. Output current 10 mA
• Basic Accuracy at 25 °C: Min. 1 kΩ, Max. ±0.05% of output current range
• Current Outputs: 0(4) to 20 mA
• Basic Accuracy at 25 °C: Max. ±0.2%FS of output current range
• Apparent Ohmic Resistance: Up to 600 Ω

Digital Inputs:

• Input Voltage: Nom. 24 VDC
• Low Level: 0 to 5 V
• High-Level: +11 to +34 V
• Input Current at 24 V: Type 1: 2 to 6 mA, Type 2: 6 to 10 mA, Type 3: 2 to 6 mA
• Input Type: "source" (2 to 6 mA), "comparator" (Typ. 1.2 V, TTL compatible)
• Professional Filter: 16 µs to 262 ms, default 1 ms

Digital Counter:

• Modes: 1, 2, 4-fold evaluation, Period Duration Measurement, Pulse Duration Measurement
• Combination with 2nd Channel: Pulse/direction mode or quadrature encoder
• FIFO Mode: 1022 values for period/pulse measurement
• Counter: Up or down (with 2nd channel), 32-bit, Count frequency 125 kHz (500 kHz at 4-fold evaluation)

Digital Output:

• Output Type: Low-Side, High-Side, or Push-Pull (half bridge)
• Output Current/Channel: 0.1 A (briefly 0.5 A for <10 s)
• Short-Circuit Current/Channel: 800 mA
• Max. Switching Frequency: 10 kHz
• Broken Wire Detection: Yes
• Short Circuit, Overload: Yes

PWM Output:

• Output Specification: Like digital output
• Mode: PWM
• Frequency Modulation: Frequency, number of pulses, FIFO profile
• Frequency Range: 0.95 Hz to 10 kHz
• Pulse Range: 100 µs (10 µs) to 8.192 ms
• Frequency Resolution: 16 bit (LSB is 125 ns or 16 µs)

Power Supply:

• Internal Power Supply: Via backplane BS2xx, Current consumption 80 mA
• External Power Supply: Voltage range 18 to 34 VDC, Current consumption typically 200 mA without external load
• Galvanic Isolation from the System: 500 V