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IQH1S 1U Enclosure
SECTION 0
IQH1SOPS
23/11/06
www.snellwilcox.com
Version 1 Issue 4
0.8
Table of Contents
SECTION
1
Description and Features
Description ......................................................................................................................... 1.1
Features ............................................................................................................................. 1.1
2
Specifications
3
Installation
Important Installation Notice.................................................................................................... 3.1
Power connections...................................................................................................... 3.1
Power on/off switch..................................................................................................... 3.1
Front panel connector ................................................................................................. 3.1
Communications mode switch .................................................................................... 3.1
Communication connections....................................................................................... 3.2
The Gateway card ................................................................................................................... 3.3
Front panel connector ................................................................................................. 3.3
Communications mode switch .................................................................................... 3.3
Hex switches............................................................................................................... 3.3
LED indicators............................................................................................................. 3.4
Control Panels......................................................................................................................... 3.5
The RollCall Communications System and Computer Control System...................... 3.5
RollCall Network System Details ................................................................................ 3.6
RollNet RS485 Differential Interface................................................................. 3.7
75 Ohm Coaxial Interface................................................................................. 3.7
RS485 Differential Interface ............................................................................. 3.8
RS422 Asynchronous Interface........................................................................ 3.8