26
BACnet / Electric Water Heaters
Table 22. BACnet/Electric 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)
Tank Temperature
&RQWUROOLQJ7DQN7HPSHUDWXUH
Analog Input 5
3UHVHQWB9DOXH
R
ºC
Lower Temperature
/RZHURU6HFRQGDU\7HPSHUDWXUH
Analog Input 4
3UHVHQWB9DOXH
R
ºC
Tank Temperature
&RQWUROOLQJ7DQN7HPSHUDWXUHDOJRULWKPLFDOO\
calculated)
Analog Input 5
3UHVHQWB9DOXH
R
ºC
Temper Setpoint
'HVLUHG7DQN7HPSHUDWXUH
Analog Value 201
3UHVHQWB9DOXH
5:
ºC
)
32.2
82.2
Differen’lBank1
'LIIHUHQWLDO6HWSRLQW%DQN
Analog Value 202
3UHVHQWB9DOXH
5:
°C
)
.6
11.1
Differen’lBank2
'LIIHUHQWLDO6HWSRLQW%DQN
Analog Value 203
3UHVHQWB9DOXH
5:
°C
)
.6
11.1
Differen’lBank3
'LIIHUHQWLDO6HWSRLQW%DQN
Analog Value 204
3UHVHQWB9DOXH
5:
°C
)
.6
11.1
Differen’lBank4
'LIIHUHQWLDO6HWSRLQW%DQN
Analog Value 205
3UHVHQWB9DOXH
5:
°C
)
.6
11.1
Differen’lBank5
'LIIHUHQWLDO6HWSRLQW%DQN
Analog Value 206
3UHVHQWB9DOXH
5:
°C
)
.6
11.1
Number of Cycles
1XPEHURIKHDWLQJF\FOHV
Analog Value 209
3UHVHQWB9DOXH
R
Number
Elapsed Time
7LPHKHDWHUKDVEHHQSRZHRXUV
with two place beyond the decimal)
Analog Value 210
3UHVHQWB9DOXH
R
Hours with two
places beyond the
decimal.
Elapsed Days
7KHQXPEHURIGD\VWKDWWKHKHDWHUKDVEHHQ
powered up)
Analog Value 211
3UHVHQWB9DOXH
R
Days
Elapsed Hours
7KHKRXUVSRUWLRQWKDWWKHKHDWHUKDVEHHQ
powered up. Use with Elapsed Days)
Analog Value 212
3UHVHQWB9DOXH
R
Hours
Heating Time
7LPHKHDWHUKDVEHHQDFWXDOO\KHDWLQJZDWHU
in Hours with two place beyond the decimal)
Analog Value 213
3UHVHQWB9DOXH
R
Hours with two
places beyond the
decimal.
Heating Days
7KHDPRXQWRIWLPHLQQXPEHURIGD\VKHDWHU
has been actually heating water)
Analog Value 214
3UHVHQWB9DOXH
R
Days
Heating Hours
7KHKRXU¶VSRUWLRQRIWKHDPRXQWRIWLPH
heater has been actually heating water. Use
with Heating Days)
Analog Value 215
R
R
Hours
&&%+:)DXOWV
&&%+DUGZDUH)DXOW&RXQWHU
Analog Value 217
3UHVHQWB9DOXH
R
Number
#Model Faults
(7+21/<
0RGHO)DXOW&RXQWHU
Analog Value 218
3UHVHQWB9DOXH
R
Number
#Temp Probe Faults
7HPSHUDWXUH3UREH)DXOW&RXQWHU
Analog Value 219
3UHVHQWB9DOXH
R
Number
&&%&RPP)DXOWV
ETH-1000 only
&RPPXQLFDWLRQ)DXOW&RXQWHU
Analog Value 223
3UHVHQWB9DOXH
R
Number
#ECO Faults
+LJKWHPSHUDWXUH(QHUJ\&XW2IIVZLWFKLQ
Upper temperature probe Fault Counter)
Analog Value 224
3UHVHQWB9DOXH
R
Number
#Powr Anode Flts
3RZHUHG$QRGH$OHUW&RXQWHU
Analog Value 233
3UHVHQWB9DOXH
R
Number
#Element Faults
(OHPHQW)DXOW&RXQWHU
Analog Value 234
3UHVHQWB9DOXH
R
Number
#LWCO Faults
/RZ:DWHU&XW2II)DXOW&RXQWHU
Analog Value 235
3UHVHQWB9DOXH
R
Number
(OHPHQW%DQNV8VHG
1XPEHURI(OHPHQW%DQNVLQ:DWHU+HDWHU
Analog Value 236
3UHVHQWB9DOXH
R
Number
'DWDLVHQFRGHGLQWRWKHELWVDVPDMRUUHYLVLRQXSSHUELWVDQGPLQRUUHYLVLRQORZHUELWV
Summary of Contents for ETH-1000
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