19
BACnet / Gas Water Heaters
Table 10. BACnet/Gas Water Heaters Object List
BACnet
Object Name
(Description)
BACnet
Object
Type/Inst.
BACnet
Object
Property
R/W
Units
Min
Value
(if W)
Max
Value
(if W)
Xi 1.0
Mxi
%ORZHU5HOD\
%ORZHU5HOD\RXWSXWFRPPDQGHGVWDWXV
%LQDU\2XWSXW
3UHVHQWB9DOXH
2II
2Q
9
9
Ignition Relay
,JQLWLRQ5HOD\RXWSXWFRPPDQGHGVWDWXV
%LQDU\2XWSXW
3UHVHQWB9DOXH
2II
2Q
9
9
Gas Valve Relay
*DVYDOYH5HOD\RXWSXWFRPPDQGHGVWDWXV
%LQDU\2XWSXW
3UHVHQWB9DOXH
2II
2Q
9
9
0;L,JQ7ULHV
6HOHFWVRUWULHVIRULJQLWLRQ6HWWDEOHDW8,0
%LQDU\9DOXH
3UHVHQWB9DOXH
WULHV
WU\
9
0;L8VH([W(QDE
6HOHFWVZKHWKHURUQRWWRXVH2SWLRQDO([WHUQDO
Enable Input. Settable at UIM)
%LQDU\9DOXH
3UHVHQWB9DOXH
1R
<HV
9
0;L0RGXODWLRQ
&&%6:YHUVLRQRUKLJKHU'LVDEOHV
modulation on heaters that have it. May be helpful
LISOXPEHGZLWK;L6HWWDEOHDW8,0
%LQDU\9DOXH
3UHVHQWB9DOXH
'LVDEOHG
(QDEOHG
9
System In Fault
%LQDU\9DOXH
3UHVHQWB9DOXH
2ND\
$ODUP
9
9
System State
&&%&RQWURO6WDWH
Multistate Value 801
3UHVHQWB9DOXH
See Table 10
9
9
Fault Code
Multistate Value 802
3UHVHQWB9DOXH
See Table 13
9
9
Alert Code
Multistate Value 803
3UHVHQWB9DOXH
See Table 13
9
9
'DWDLVHQFRGHGLQWRWKHELWVDVPDMRUUHYLVLRQXSSHUELWVDQGPLQRUUHYLVLRQORZHUELWV
1RWUHFRPPHQGHGIRUXVHFXUUHQWO\DV8,0GRHVQRWFXUUHQWO\VXSSRUWDQGZDUQLQJZLOOFRPHXSDV³8QNQRZQ´
&HQWUDO&RQWURO%RDUG0DMRU6WDWH'H¿QLWLRQV
Table 11.
*DV&HQWUDO&RQWURO%RDUG&&%0DMRU6WDWH'H¿QLWLRQV
Value
Xi 1.0 State
MXi State
1
2II6WDQGE\
2II6WDQGE\
2
Pre-Purge
Pre-Purge
3
Igniter Warmup
Igniting
4
Ignition Activation
Gas Valve On
5
,JQLWLRQ9HUL¿FDWLRQ
Inter-Purge
6
Inter-Purge
Heating
7
Heating
Post-Purge
8
Post-Purge
In Fault
9
Fault
Xi 1.0 Energy Management System (EMS) Control
;LXVHVDVLQJOHELWVHWWLQJPHWKRG:LWKLQWKH(060RGH6WDWXVSRLQWRQHELWFRPPDQGELWVHWVLWLQ(06PRGHDQGRWKHUHQGV
(06PRGH2QFHLQ(06PRGHDQRWKHUELWFRPPDQGELWHQDEOHVKHDWLQJDQRWKHUGLVDEOHVKHDWLQJ
2QFHLQ(06PRGHWKH(060RGH5HIUHVKFRPPDQGPXVWEHSHULRGLFDOO\LVVXHGZKLFKFOHDUVDWKLUGELWELWWRPDLQWDLQ(06PRGH
otherwise the heater will end EMS mode and resume normal operation.
Содержание ETH-1000
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