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Chapter 4 - Parameters and Menu Structure
Parameters (M3)
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Siemens Industry, Inc.
Siemens BT300 HVAC Drive DPD01809
Building Technologies 2016-06-07
The digital inputs settings are presented in the following table:
Table 31: Digital Inputs Settings.
Structure Parameter Default ID Description
P3.5.1.1 Ctrl Signal 1 A
(Start Forward)
DigIN SlotA.1 403 Defines the location for selection of Control Signal 1 A as defined by
I/O A Logic (P3.2.6) [Start Forward]
Possible settings are as follows:
TimeChannel.#
DigIN Slot0.#
DigIN SlotA.#
DigIN SlotC.#
DigIN SlotD.#
DigIN SlotE.#
Where # is the channel number or occurrence number.
NOTE: Slot C, D, and E available if option cards are installed and
contain Digital Input type objects.
P3.5.1.2 Ctrl Signal 2 A
(Start Reverse)
DigIN SlotA.2 404 Defines the location for selection of Control Signal 2 A as defined by
I/O A Logic (P3.2.6) [Start Reverse].
Possible settings are the same as Ctrl Signal 1 A (P3.5.1.1).
P3.5.1.3 Ctrl Signal 1 B
(Start Forward)
DigIN Slot0.1 423 Defines the location for selection of Control Signal 1 B as defined by
I/O B Logic (P3.2.7) [Start Forward].
Possible settings are the same as Ctrl Signal 1 A (P3.5.1.1).
P3.5.1.4 Ctrl Signal 2 B
(Start Reverse)
DigIN Slot0.1 424 Defines the location for selection of Control Signal 2 B as defined by
I/O B Logic (P3.2.7) [Start Reverse].
Possible settings are the same as Ctrl Signal 1 A (P3.5.1.1).
P3.5.1.5 I/O B Ctrl Force DigIN Slot0.1 425 Defines the location to determine when I/O B Logic (P3.2.7) should
be followed.
Open Contact = I/O A Logic (P3.2.6) is followed.
Contact Closure = I/O B Logic (P3.2.7) is followed.
P3.5.1.6 I/O B Ref Force DigIN Slot0.1 343 Defines the location to determine when I/O B Ctrl Ref (P3.3.4)
should be followed.
Open Contact = I/O A Ctrl Ref (P3.3.3) is followed.
Contact Closure = I/O B Ctrl Ref (P3.3.4) is followed.
P3.5.1.7 Ext Fault Close DigIN SlotA.3 405 Defines the location to monitor to generate response to External
Fault (P3.9.2) on contact closure.
Open Contact = OK
Contact Closure = External Fault Active
P3.5.1.8 Ext Fault Open DigIN Slot0.2 406 Defines the location to monitor to generate response to External
Fault (P3.9.2) on contact open.
Open Contact = External Fault Active
Contact Closure = OK
P3.5.1.9 Fault Reset Close DigIN SlotA.6 414 Defines the location of fault reset on contact closure (rising edge).
Contact Closure = Reset
P3.5.1.10 Fault Reset Open DigIN Slot0.1 213 Defines the location of fault reset on open contact (falling edge).
Open Contact = Reset
P3.5.1.11 Run Enable DigIN Slot0.2 407 Defines the location of the run enable.
Open Contact = Disabled = NOT READY
Contact Closure = Enabled = READY
The VFD is stopped according to the Stop Function (P3.2.5).
NOTE: When fieldbus is used, refer to FB Run Enable (P3.6.9).
P3.5.1.12 Run Interlock 1 DigIN Slot0.2 1041 Defines the input monitored for proof of the interlock application
when Mot. Interlock Start (P3.2.11) is enabled.
The drive cannot be started if any of the interlocks are open. This
function can be used for a damper interlock, preventing the drive
from starting with the damper closed.