Venstar T2900 - Manual (Page 83)

Page 16.3
Dry Contact Programming
OCCUPIED 1 OR SERVICE THE CONDENSATE DRAIN PAN - If
Occupied 1 is selected in step #41 (below), when the dry contact is
energized the thermostat will be forced into Occupied 1 setpoints
and the Occupied 1 icon will blink (Section 6). The thermostat must
be in Program On mode for this feature to have any effect.
If Service Pan is selected, when the dry contact is energized the
thermostat will lockout Y1 (compressor) and write Service Pan on
the display.
Press the PROGRAM button to leave the Setup screens. If no buttons are
pressed, the display will leave the setup screens after 30 seconds.
PROGRAM
Press
S
Y1 when the dry contact is
energized. Select Occupied 1
to enable Occupied 1 setpoints
when the dry contact is
energized. elect Service Pan to lockout
Service Pan
Occupied 1
Connect wires to a time
clock or other device to
force the thermostat into
Occupied 1.
Y1
G
R
C
MISC2
CK1
CKGND
W1/O/B
MISC1
RS+5
RS1
RSGND
W2
RS2
MISC3
Y1
G
R
C
MISC2
CK1
CKGND
W1/O/B
MISC1
RS+5
RS1
RSGND
W2
RS2
MISC3
OR
Occupied 1 Service Pan
PROGRAM
MODE
MODE
Press the MODE button. While holding
the MODE, press the PROGRAM
button to enter Setup screens.
Press the MODE button repeatedly
until this setup screen appears.
Note: Press the MODE
button momentarily
to move through the
setup screens. Press
and hold the
MODE
button to move back-
wards through the
setup screens.
16
Connect wires to a device that
will complete the circuit betw-
een Ck1 and CKGND when the
Condensate Drain Pan is full.
NOTE: If Service Pan is selected and the dry contact was closed at least once, the
Service Pan icon will remain on the display to alert the user that a problem has
occurred. This icon will be cleared once a button is pressed.
Step 41 appears only if step 39 is “YES”.
occupied
1
Setup
41
dc