Module Characteristics

Channels:

• 8 single-ended, one group

Module ID:

• FFFF9480

Isolation:

• User input to logic and to frame ground: 250VAC continuous; 1500VAC for 1 minute
• Group to group: Not applicable
• Channel to channel: None

LED indicators:

• FLD PWR LED indicates field power is present
• OK LED indicates backplane power is present

Backplane Current Consumption

5V output:

• 50mA maximum

External power supply:

• Range: +18 to +30VDC (including ripple)
• Current consumption:
• 2A inrush maximum
• 100 mA maximum (no load)
• 185 mA maximum (all 8 outputs at full scale)

Thermal derating:

• None

Configuration parameter:

• Range, output default

Diagnostics:

• Loss of User Side (Field) Power

Output Characteristics

Output current:

• 4 to 20mA (default), 0 to 20mA (configured with jumper)

Load characteristics:

• Resistive: 0 to 800 Ohms maximum
• Capacitive: 0.1µF maximum
• Inductive: 0.5H maximum

Accuracy:

• +25 deg C: +/- 0.3% of full scale (typical), +/- 0.5% of full scale (max)
• 0 to +60 degrees C: +/-1% of full scale (max)

Resolution:

• 4-20 mA: 5 counts = 2.5 uA (~12.7 bits)
• 0-20 mA: 4 counts = 2.5 uA (13 bits)

Update rate per module:

• 15 mSec maximum

Channel-to-channel crosstalk rejection:

• 70dB minimum

Output default:

• Hold Last State (default), Low End of Range (configurable)