Excel 10 fcu controller lns plug-ins user guide – Honeywell EXCEL 10 W7752D User Manual

Page 62

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EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE

EN2B-0285GE51 R0909

60

Table C4. Output Variables for Excel 10 FCU Controllers.

NV name

field name

engineering units:

English (metric) or states plus

range

digital

state

or

value

default comments

nvoFcuStatusP

external_active

Same as nvoFcuStatus

Same as nvoFcuStatus.

nvoFcuStatusP

fan_stages_active

Same as nvoFcuStatus

Same as nvoFcuStatus.

nvoFcuStatusP

output_position[0]

Same as nvoFcuStatus.

Same as nvoFcuStatus.

nvoFcuStatusP

output_position[1]

Same as nvoFcuStatus.

Same as nvoFcuStatus.

nvoFcuStatusP

reheat_active

Same as nvoFcuStatus

Same as nvoFcuStatus.

nvoFcuStatusP

active_set_pt

Same as nvoFcuStatus.

Same as nvoFcuStatus.

nvoFcuStatusP

space_temp

Same as nvoFcuStatus.

Same as nvoFcuStatus.

nvoFcuStatusP

rest_bypass_time

Same as nvoFcuStatus.

Same as nvoFcuStatus.

nvoHeatOutput

SNVT_lev_percent
0 to 100%
163.835% = INVALID

This output variable is the heating output which is typically used for
monitoring or bound to a heat actuator node or another Excel 10
controller operating as slave. nvoHeatOutput will be transmitted
immediately when its value has changed significantly (>= 1%), and
periodically according to nciSndHrtBt. The output value represents
the output of the control algorithm but is limited to a range of 0% to
100%.

nvoReheat value

SNVT_switch.value
0 to 100%

This output variable reports the actual state of the reheat output. It
can be bound to another Excel 10 controller acting as a slave, or it
can be bound to a third-party reheat node.

nvoReheat state

SNVT_switch.state
OFF
ON
NO_REHEAT


0
1
2

See

above.



nvoSensor override_button

Bit
NOT_PRESSED
PRESSED


0
1

This output variable indicates the status of the override push-
button.

nvoSensor contact_state_DI1

Bit
CONTACT_OPEN
CONTACT_CLOSED


0
1

This output variable indicates the state of the digital input.

nvoSensor raw_data[0] UWORD

0 to 65535

This output variable contains the analog to digital converter count
measured from the analog value of the temp. sensor, which
represents the measured time during the second part of each A/D
conversion.

nvoSensor raw_data[1] UWORD

0 to 65535

Same as above for the fan speed switch.

nvoSensor raw_data[2] UWORD

Same as above for the setpoint knob.

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