About Advanced Features & Operation
DRY CONTACT SWITCH -
external device such as a Central Time Clock, Occu-
pancy Sensor, or a Telephone activated device to force
one or more thermostats into Occupied 1 or Unoccup-
ied
(steps #14 and 15, page 21-22)
.
This feature allows an
When the CK1 and R terminals are shorted together,
and the thermostat is programmed for Occupied oper-
ation
(step #15, page 22)
the thermostat will be forced
into Occupied 1 setpoints and the Occupied 1 icon will
blink.
Note:
The thermostat must be in Program On mode
for this feature to have any effect.
Connect wires to a time
clock or other device to
force the thermostat into
Occupied 1 or Unoccu-
pied.
Important Note:
For control of multiple
thermostats by 1 source, refer to the
enclosed yellow document P/N 88-175
‘Potential Phasing Problems’ before
installation.
C
G
R
Y1 W2
W1
TERMINAL CONNECTIONS
4Z95
24V. 60HZ
NEC CLASS 2
ENCLOSED
ENERGY
MANAGEMENT
EQUPIMENT
MODEL: E055-7150305
X072500204
MADE IN CHINA
Y2
RS
RS+5
H2O CK1
Page 26