Effective Date: 2/04
IL17574C
Page 2-1
IQ 300
Effective Date: 2/04
Page 2-1
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SECTION 2: HARDWARE DESCRIPTION
2.1
GENERAL
This section describes the IQ 300 hardware, its functions and nomenclature, and
lists the IQ 300 specifications. An IQ 300 consists of two components, the Display
Module, figure 2.1, and a Base Module, figure 2.2.
Do not attempt to disassemble or open the case of either the IQ 300 Display Module
or the IQ 300 Base Modules (IQ 310, IQ 320 or IQ 330). The units contain no user-
serviceable components.
2.1.1
IQ 300 Display Module
The Display Module screen presents
system values and functions. The
Menu
, up/down
Scroll,
and
Enter
buttons allow the operator to view,
change, and reset system parameters.
The port for connecting to an IQ 300
Base Module (IQ 310, IQ 320, IQ 330
or IQ 330M) is located on the back
side of the IQ 300 Display Module.
2.1.2
IQ 300 Base Modules
The IQ 300 Base Modules measure
system values and provide metering
data. Current and voltage input
terminals, power supply terminals and
the display port are all located on the
rear face of the IQ 300 Base Modules.
On the IQ 320 and IQ 330 an
additional I/O is provided by way of a
KYZ pulse output. Two contact
outputs, two digital inputs, one analog
input, an INCOM™ communications
port and an INCOM™ transmit
indicator LED are provided on the IQ
330. A MODBUS™ communications
port is provided on the IQ 330M.
The IQ 330 and IQ 330M also provide lock out features for certain programming
setpoints and reset values. This lock out feature will not allow a user to change
these settings until the lock out feature is turned off. See Section 4.6.4 for additional
information about the lock out features.
Figure 2.1 IQ 300 Display Module
