Thermostats Crestron CHV-TSTAT and CHV-THSTAT
Slab 4B – 2 Stage Heat/1 Stage Cool with Slab
Maximum (Heat Pump)
Press and hold the MODE and VIEW buttons simultaneously for five seconds to
enter setup mode.
SYSTEM SETUP
SETUP: SYSTEM
Heat Sys Type:
Slab MAX T:
HP/AUX or DF:
SLAB 4B
122
o
HP/Aux
2 STG SPACE HEAT - 1 STG
COOL WITH SLAB MAX (HP)
SLAB = W1, HT/CL = Y1/O/G
Heat System Type: SLAB 4B
Slab Maximum Temperature: 39 to 122° F (39
to 50°C). Used to prevent the floor from
becoming too hot on long heat calls.
Heat Pump/Aux or Dual Fuel
NOTE: Slab mode 4B requires a slab remote
sensor and an air temperature sensor.
SYSTEM PERFORMANCE
SETUP: SYSTEM PERF
Heat Anticipator:
Cool Anticipator:
Intrstg Differential:
HP Balance Pt:
AUX Balance Pt:
5
6
0.5
0
Off
1
0
Anticipators: (1 - 6) Low number = more frequent
cycles, faster response. High number = less frequent
cycles, slower response.
Interstage Differential: 0.5 to 8.0ºF. The proportional
temperature error to trigger the second stage.
HP Balance Point - Minimum outdoor temperature at
which the heat pump runs (requires outdoor sensor)
AUX Balance Point - Maximum outdoor temperature
at which Aux Heat System supplements the heat
pump (requires outdoor sensor)
HUMIDIFIER OPTIONS
SETUP: HUM OPTS
Show Hum Mode Pg:
Show Hum View Pg:
Cold Weather Comp:
Y
Y
N
SYSTEM ENABLE/DISABLE
PAGE
Show Hum Mode Pg and Show Hum View
Pg: Select Y to show humidity page in normal
operation. Cold Weather Compensation:
Modifies the humidifier output to prevent
condensation on the windows. Requires an
outdoor temperature source (CHV-THSAT, or
CHV-TSTAT with CHV-RTHS, CHV-RTS, or
CHV-RSS).
Continued on the following page.
46 • Thermostats: CHV-TSTAT and CHV-THSTAT Operations and Installation Guide – DOC. 8163C
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