Base unit connections, Caution – Enviro EA800 User Manual
Page 11
General Information
D-011-0152
7
Base Unit Connections
Figure 5 shows the EA800 base unit's connections and Table 3 describes the functions of each connection.
Note: The base unit has four wired sensor inputs and four wireless RF sensor inputs.
Figure 5 EA800 Base Unit Connections
Table 3
EA800 Base Unit Connector Functions
Connector
Designation
Function
J2
USB
J5
Power In
11-26 VDC input power connection for EA800 base unit (from accessory
power supply or alarm panel).
CAUTION
!
CAUTION
Observe (+) and (-) polarity markings screened on circuit board. EA800
can be damaged if power polarity is reversed.
Aux Power Out
11-26 VDC power out connection for EA800 accessories requiring power
(such as HA-III+ Humid Alert). This output voltage equals that of Power In and
is current-limited to a maximum of 500 mA.
CAUTION
!
CAUTION
Connect only accessories specified in this manual to the Aux Power Out
connection. Connection of unsuitable loads to this connection may
damage the power supply and EA800, or result in improper or unreliable
operation.
Note: Accuracy for the HA-III+ sensor is stated at +12VDC input.
If Aux Power Out is used to power the HA-III+ and is not
+12VDC, then the accuracy of the HA-III+ is compromised.
Power
In
Aux
Power
Out
J6
J5
Input 1 Input 2 Input 3 Input 4
J13
J14
J2
J10
J8
J9
Output 1
Output 2
Output 3
Output 4
Output 5
Output 6
Output 7
Output 8
Aux
NO COM NC
NO COM NC
NO COM NC
NO COM NC
NO COM NC
NO COM NC
NO COM NC
NO COM NC
NO COM NC