Impulse SCM9B-1000_2000 Series - Manual (Page 3)

SCM9B
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Isolated Intelligent Signal Conditioning Products
SCM9B
Specifications
Typical at 25°C and nominal power supply unless otherwise noted
1500/2500 Strain Gage Input Modules
• Voltage Ranges: ±30mV, ±100mV, 1-6VDC.
• Resolution: <10µV (mV Spans).
0.02% of FS (V Span).
• Accuracy: ±0.05% of FS max.
• Common mode rejection: 100dB at 50/60Hz.
• Offset Control: Full input range.
• Excitation Voltage: 5V, 8V, 10VDC, 60mA max.
• Input burnout protection to 30V, any pin
• Zero drift: ±1µV/°C max.
• Span tempco: ±50ppm/°C max.
• 1 Digital output.
1600/2600 Timer and Frequency Input Modules
• Input impedance: 1M
Ω.
• Switching level: Selectable +1.7V to +2.5V.
• Hysteresis: Adjustable 10mV-1.0V.
• Input protection: 250VAC.
• 1 Digital input/event counter.
Frequency Input
• Range: 60 Hz standard.
SCM9B-1622–20kHz for 20kHz model.
• Resolution: 0.005% of reading + 0.01Hz.
• Accuracy: ±0.01% of reading ±0.01Hz.
• Tempco: ±20ppm/°C.
Timer Input
• Range: 100µs to 30s.
• Resolution: 0.005% of reading +10µs.
• Accuracy: ±0.01% of reading ±10µs.
• Tempco: ±20ppm/°C.
Event Counter Input
• Input Bandwidth: 60Hz, (optional 20kHz max.).
• Up to 10 million positive transitions.
1622 Event Counter Input
• TTL compatible:
<1V=0
>3.5V=1
±30V max no damage.
Triggers on rising edge.
Accumulator Input
• Input Frequency Range: 1Hz to 10kHz.
• Input Timer Range: 100µs to 30s.
• Pulse Count: Up to 10 million positive transitions.
• Resolution: 0.005% of reading +0.01Hz (frequency).
0.005% of reading +10µs (timer) .
• Accuracy: ±0.01% of frequency reading ±0.01Hz.
±0.01% of timer reading ±10µs.
• Tempco: ±20ppm/°C.
1700 Digital Input/Output Modules
1711, 1712: 15 digital input/output bits.
• User can define any bit as an input or an output.
• Input voltage levels: 0-30V without damage.
• Input switching levels: High, 3.5V min., Low, 1.0V max.
• Outputs: Open collector to 30V, 100mA max. load.
• Vsat: 1.0V max at 100mA.
• Single bit or parallel I/O addressing.
1701, 1702: 7 digital inputs and 8 digital outputs.
• Input voltage levels: ±30V without damage.
• Input switching levels: High, 3.5V min., Low,1.0V max.
• Outputs: open collector to 30V, 30mA max. load.
• Vsat: 0.2V max at 30mA.
• Internal pull up resistors for direct switch input.
• Inputs/Outputs are read/set in parallel.
Specifications are subject to change without notice.