Overview; Hardware Information; Communication; Computer Connection - EngA Base User Manual

base

OVERVIEW

The Engineered Air base controller is the primary
operational component of Engineered Air heating
equipment, with and without cooling. Functions
include:
Outdoor, discharge and room temperature

monitoring.
Single and variable speed fan control.

Analog heating and cooling outputs.

Damper and economizer control.

Alarm annunciation.

Freeze protection.

Each base controller is factory programmed
specifically for the equipment installed. Refer to
the appliance function description for additional
details.

HARDWARE INFORMATION

Control Voltage
Digital Output Rating
Analog Output
Analog Input
Temperature Rating
Temperature Sensor
Terminations
m NOTICE:
Digital inputs connections to the base or any of the
expansion modules cannot use mosfet solid state
switches. Input switching must be mechanical.

COMMUNICATION

Direct connection may be made to a laptop
computer using a Cat.5 cable. Once connected and
correctly configured, a web page will appear
showing the various operational conditions and
settings.
IOM67
24Vac 60Hz
120V 10A
0-10Vdc
0-10Vdc or 4-20mA
-40 – 150°F (65°C)
10k Type 2 NTC
#14 awg max.

COMPUTER CONNECTION

m
Notice:
The base requires a connection to a computer for
detailed information beyond what is indicated on
the LED displays.
Direct connection may be made to a Windows 10 OS
computer or tablet. To gain access to the base
display interface connect using a Cat.5 Ethernet
cable to the base, near the top right of the
controller. Tablets may require a USB to Ethernet
adapter. Any Windows based web browser should
work.
To set the correct IP address, click the Start
button, then Settings, then Network and Internet.
Then, click Ethernet (on the left side), then Change
Adapter Options.
status page should open.
Ethernet, then select Internet Protocol Version,
and then Properties.
Set a static IP address on the computer with the
following settings:
5
Click the Ethernet icon and a
Press Properties, then
February 2021 R0