Hardware reference guide

I/O Modules
554
35013379 02 October 2007
140ACO13000 High Density Analog Out I/O Module
Overview The 140ACO13000 is an eight channel analog output module used to control and
monitor current in 4 ... 20 mA, 0 ... 20 mA, and 0 ... 25 mA loops.
Specifications The following table shows the technical specifications for the ACO13000 module.
Specifications
Number of Channels 8
LEDs Active, indicates bus communication present
F, indicates a fault on a channel
1 ... 8 (Green) - Module outputs active
1 ... 8 (Red) - Broken wire on indicated channels
Required Addressing 8 Words Out
Module Ranges and Resolution 0 ... 25 mA, 0 ... 25,000 counts
0 ... 20 mA, 0 ... 20,000 counts
4 ... 20 mA, 0 ...16,000 counts
4 ... 20 mA, 0 ...4,095 counts
Loop Voltage 6 ... 30 Vdc maximum
Internal Voltage Drop 6 Vdc min, 30 Vdc max @ 25 mA
Accuracy Error @ 25 ° C +/- 0.2% of full scale
Linearity +/-12 μA, 4 ... 20 mA, 0 ... 4,095 counts
+/-4 μA, 0 ... 25 mA, 0 ... 25,000 counts
+/-4 μA, 0 ... 20 mA, 0 ... 20,000 counts
+/-4 μA, 4 ... 20 mA, 0 ... 16,000 counts
Accuracy Drift w/Temperature Typical: 0.004% of full scale / °C.
Maximum: 0.007% of full scale / °C
Isolation
Channel to Channel none
Field to Bus 1780 Vac for 1 minute
Update Time 5 ms for all 8 channels
Settling Time Full Scale
Step Change
1.6 ms to 5% of the final value
3.2 ms to 0.1% of the final value
Fault Detection Broken wire in 4 ... 20 mA mode.
Bus Current Required 550 mA
Power Dissipation 5.0 W
External Power Supply See Loop Voltage above
Fusing
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com