![background image](http://html1.mh-extra.com/html/eaton/iq-250/iq-250_user-and-installation-manual_3836163071.webp)
Chapter 8:
IQ 250/260 Meter Programming the IQ 250/260
www.eaton.com
IB02601006E
8-7
For a system that has
14400V
primary with a
120V
secondary line to neutral (PT Ratio of 120:1), set the following
PT Ratios
in the entry fields:
PT Numerator (Primary)
1440
PT Denominator (Secondary
120
PT Multiplier
10
The
Voltage Full Scale
field will read
14400
.
Configuring Time Settings
Use this setting to
enable
or
disable Daylight Savings
Time
for the IQ 250/260, and to set the beginning and
ending times for Daylight Savings Time. From the
Tree
Menu
, click
General Settings>Time Settings
.
Check or uncheck the box to
Enable
or
Disable
Daylight Savings time
.
Use the
entry fields
to set the
start
and
end
times for
the
Daylight Savings Time
feature, if enabled. Select
the values you want from the Month, Week, Day of the
Week, and Hour fields.
NOTE
: The
Hour
field uses a
24-Hour clock
.
Configuring System Settings
From the
Tree Menu
, click
General Settings>System
Settings
.
From this screen, you can do the following:
•
Enable
or
Disable Password
for
Resetting
and/or
Configuration
: click the
radio button
next to
Yes
or
No
.
Enabling Password protection
prevents unauthorized
tampering with devices.
IMPORTANT!
You must set up a password
before
enabling Password Protection.
Click the
Change
button next to
Change Password
if you have not already
set up a password.
•
Change
the
Password
: click the
Change
button.
•
Change
the
Device Designation
: input a new designation into this field.
Summary of Contents for IQ 250
Page 2: ......
Page 22: ...3 6 IB02601006E www eaton com Chapter 3 Mechanical Installation IQ 250 260 Meter...
Page 38: ...4 16 IB2601006E www eaton com Chapter 4 Electrical Installation IQ 250 260 Meter...
Page 104: ...A 6 IB02601006E www eaton com Appendix A IQ 250 260 Navigation Maps IQ 250 260 Meter...
Page 134: ...A IQ 250 260 Meter Appendix B Modbus Mapping www eaton com IB02601006E MM 28...