44 H-S81-HS Installation & Operation Manual — P/N LS10114-000HI-E:A 2/24/2015
Parts of the H-S81-HS System I/O Rack
2.3.2 S81-E2001-2
Description
This module includes the thirteen modules and the rack controller. Module-field device connections
are carried out by using 3-meter long pre-wired cables. Using this bus, systems with redundant I/O
modules are possible.
Technical features
Internal connections
Pre-wired cables are used in this case to connect the rack to the terminal block. Standard cable
length is 2 meters. The cable type and the relevant connections depend on the type of module to be
terminated.
Figure 2.14 S81-E2001-2 - Rear View
• Supply voltage: 22-29VDC
• Operating temperature: -5 - 50 °C
• Storage temperature: -30 - 80 °C
•
Maximum humidity:
95% (RH) non-condensing
• Maximum number of I/O modules: 13
• Field connections: Multi-conductor cables
Figure 2.15 Multi-conductor Cable Connections
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