Winland Electronics EA400 - Manual (Page 25)

D-011-0093 23
EA200 / EA400 Connectors
Connector Function
PWR IN Provides power connection for unit. Be sure to observe proper voltage requirements
for both 12V and 24V models.
CAUTION: Observe (+) and (-) polarity markings screened on
circuit board. EA200 / EA400 can be damaged if power polarity
is reversed.
PWR OUT Provides power to accessories used with the EA200 / EA400 (such as HA-III + Humid
Alert).
CAUTION: Only connect accessories specified in this manual to
the PWR OUT connection. Connection of unsuitable loads to
this connection may damage the power supply and EA200 /
EA400, or result in improper or unreliable operation.
CAUTION: Only connect sensors specified in this manual to the SENSOR IN 1
through SENSOR IN 4 connections. Unverified sensors may damage EA200 /
EA400, or result in improper or unreliable operation.
SENSOR IN 1 EA200: Input for Zone 2 external temperature, water, or humidity sensor.
EA400: Input for Zone 1 external temperature, water, or humidity sensor.
SENSOR IN 2 EA200: Not available (blank position).
EA400: Input for Zone 2 external temperature, water, or humidity sensor.
Winland_English.fm Page 23 Wednesday, July 5, 2006 1:33 PM