IQH3A IQ 3U Modular Enclosure
www.snellgroup.com
Introduction
Issue 2 Rev 2
Page 14
©
2014 Snell Limited
1.4 Rear Panel View
The IQH3A enclosure rear panel (without modules fitted) is shown below.
1.5 Features
The IQH3A IQ 3U Modular Enclosure provides the following features:
•
I6 single or 8 double width modules (or any combination)
•
Integrated web browser based RollCall configuration and control
•
SNMP Control and Monitoring of ALL RollCall enabled IQ modules as standard
•
Dual redundant network architecture over Ethernet and RollNet enables mission
critical control applications to function even if a complete network failure occurs.
•
Plug-in gateway communications card to enable RollCall via RollNet, RS-232/422 and
RollCall over TCP/IP control, with support for upgradable connectivity to handle future
communications standards
•
Hot swappable redundant power supplies with PSU status reporting through GPIs on
the Gateway control card rear panel
•
Optimum use of rack space - frames do not require any additional ventilation spacing
•
In-service removable fan unit
•
Variable fan speed, dependent upon load and ambient temperature
•
Full chassis monitoring, including Inlet and Outlet temperature, fan condition and
module status
•
Full CE and UL compliance
IQH3A and IQH3B Feature Comparison Table:
* On the IQH3A, power is quoted in Watts and is the sum of both positive and negative rails.
On the IQH3B, power is quoted in Load Units (LU), which refers to power taken from the
positive rail.
Feature
IQH3A
IQH3B
16 module capacity
9
9
Hot swappable modules
9
9
Dual PSUs
9
9
Dual Cooling Fans
9
Internal reference distribution
9
Integrated control browser
9
9
Hot swappable Gateway Card
9
9
Full enclosure monitoring
9
9
Module Power capacity
141 W*
165 LU*