PCA 2 1000D OPERATING INSTRUCTION25055055

Additional menu item for mode 5.02 with outside-temperature
dependent target-setpoint
Outside-temperature dependent target-setpoint
AT
V-min.
-15 °C
T-min.
30 °C
T-Start
S1
20.09.2017
v_volume_set_dep_outtemp.vsd
S2
T-Band
[m
3
/h]
S1 Setpoint1
S2 Set Internal2
V-min. Min. Setpoint
T-min Min. temperature
T-Start Setpoint reducing will start below this outside
temperature
T-band Temperature range
AT Outdoor temperature
An outside temperature compensa-
tion can be activated (sensor con-
nection terminals "TF-"TF") when
being operated as a volume flow
control device.
This function automatically
changes the set and active “Set-
point 1” or “Setpoint 2” proportional
to the measured outdoor tempera-
ture (see INFO: SETPOINT CON-
TROL).
30.0 K
(54.0 °F)
T-Band SA
Temperature range setpoint lowering
Temperature range in which the setpoint change continiously
with outdoor temperature.
Setting range: 0.0...100.0 K (0.0...180.0 °F)
Factory setting: 30.0 K (54.0 °F)
15.0 °C
(59.0°F)
T-Start SA
Start temperature for setpoint lowering
Setpoint reducing will start below this outside temperature.
Setting range: -10.0...40.0 °C (14.0...104.0 °F)
Factory setting: 15.0 °C (59.0 °F)
1185 m
3
/h
(697 cfm)
Min. Setpoint
Minimum setpoint
Minimum volume flow for very low outdoor temperature.
Setting range: depending on measuring range of sensor and
"K factor"
Factory setting: 1185 m
3
/h (697 cfm)
(xxx) Values for Imperial units (US)
Operating Instructions PCA-2 1000D2 Programming
L-BAL-E295-GB 1906 Index 001 Part.-No.
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