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

Page 59

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EXCEL 10 FCU CONTROLLER LNS PLUG-INS USER GUIDE

57 EN2B-0285GE51

R0909

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

nvoFcuStatus sched_occ

SNVT_occupancy
OC_OCCUPIED
OC_UNOCCUPIED
OC_BYPASS
OC_STANDBY
OC_NUL (No Override)


0
1
2
3
255

This output variable reports the current scheduled occupancy
received via the network.



nvoFcuStatus eff_sen_occ

SNVT_occupancy
OC_OCCUPIED
OC_UNOCCUPIED
OC_NUL (No Override)


0
1
255

This output variable reports the effective state of occupancy
sensor(s) connected either to the input terminals or to other nodes
on the network that are bound to this controller.

nvoFcuStatus net_man_occ SNVT_occupancy

OC_OCCUPIED
OC_UNOCCUPIED
OC_BYPASS
OC_STANDBY
OC_NUL


0
1
2
3
255

This output variable reports the manual occupancy from the
network.



nvoFcuStatus hw_sen_occ

SNVT_occupancy
OC_OCCUPIED
OC_UNOCCUPIED
OC_NUL


0
1
255

This output variable reports the state of the occupancy sensor
wired to the node.

nvoFcuStatus r_o_led

SNVT_occupancy
OC_OCCUPIED
OC_UNOCCIPIED
OC_BYPASS
OC_STANDBY
OC_NUL


0
1
2
3
255

This output variable reports the current state of the remote override
LED which indicates the effective schedule override resulting from
the bypass push-button or a network override.
OC_OCCUPIED: 2 flashes per second
OC_UNOCCUPIED: 1 flash per second
OC_BYPASS: on
OC_STANDBY: 2 flashes per second
OC_NUL: off

nvoFcuStatus

(continued)

mode BYTE

CTL_COOL
CTL_HEAT
CTL_PRESSURIZE
CTL_DE_PRESSURIZE
CTL_MODE_MANUAL
CTL_MODE_FACTORY_TEST
CTL_FLOATING_OUT_SYNCH
CTL_FAN_SWITCH_OFF
CTL_START_UP_WAIT
CTL_DISABLED


0
1
2
3
4
5
6
7
8
255

This output variable is the current operating mode of the node
determined by many inputs and arbitrated by control logic.
CTL_PRESSURIZE disables the heat/cool outputs, fan runs at
highest speed.
CTL_DE_PRESSURIZE disables the heat/cool outputs, fan is
turned OFF.
CTL_MODE_MANUAL allows turning outputs ON/OFF manually
through nviTest.
CTL_MODE_FACTORY_TEST is intended only for the factory.
CTL_FLOATING_OUT_SYNCH allows enough time (150% valve
run-time) for the valve(s) are at their initial positions (control
algorithms are active). The controller then goes into one of the

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