Installation guide

52
Selection guide
Advantys
™
STB Distributed I/O
Solution 0
Analog input modules
Applications Analog input modules
Voltage
Number of channels 2
Range 0…10 V - 10…+ 10 V
Resolution 10 bits 9 bits + sign 11 bits + sign
Response time 5 ms for both channels
Acquisition period –
Acquisition or update time 10 ms for both channels
Internal power supply for 3-wire inputs Yes
Connections Two STB XTS 1100 screw-type connectors or STB XTS 2100 spring-type connectors
(6-channel)
Base STB XBA 1000
PDM power distribution
modules (1)
Voltage c 24 V
Catalog number STB PDT 3100/3105
Isolation Field-to-bus c 1500 V for 1 minute
Channel-to-channel c 30 V (when sensor voltage is separate from logic bus voltage)
Fallback states –
Protection against Reverse polarity Yes
Short circuit and overload Yes, time-lag fuse on the PDM power distribution module
Electronic protection of
sensor power supply
No Yes
Cut sensor wire detection No Yes (2)
Range Basic Standard
Type of module
STB AVI 1255 STB AVI 1275 STB AVI 1270
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(1) One PDM (Power Distribution Module) is required per voltage group.
(2) Requires software Advantys STB SPU 1ppp.
This document provided by Barr-Thorp Electric Co., Inc. 800-473-9123 www.barr-thorp.com