Item Description
Short Circuit Current 24.5 mA +/- 0.5 mA
Open Wire Current <1mA
Input Impedance Typically 250 ohm
A-D conversion 16 bit
Accuracy 0.1% of full scale (23.5 ± 2°C)
0.17% of full scale (-0 to 60°C)
Input filter First-order low-pass 100Hz
The following items are not directly supported by UIO AIs:
n Voltage inputs (1-5 or mv)
n Thermocouples
n RTDs
n NAMUR devices
n Devices that supply current, which is not first supplied by the
external 24V to the device. For example, a device that creates
current (even if referenced to Honeywell ground).
Standard 2-wire transmitter with UIO
Figure 5-23: Standard 2-wire transmitter with UIO (Loop Powered)
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