DriSteem Vapor-logic 4 User Manual

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Operation
Table 71-1:
Interoperability variable and object names (continued)
Variable name and
BACnet object name
Read Only
(RO) or
Read Write
(RW)
Modbus
register
number*
BACnet
Object
Type and
Instance
LonTalk variable
names**
Description Units Range
I-P
units
SI units
I-P
units
SI units
Messages
Message_Check_Cylinder RW
DV-56
56
BV-56 nvoMsgChkCyl1
See Table 45-1,
Diagnostics menu
-- -- -- --
Message_Check_Cylinder_2 RW
DV-59
59
BV-59 nvoMsgChkCyl2
Message_replace_contactors RW
DV-38
38
BV-38 nvoMsgReplCntctr
Message_service_unit RW
DV-39
39
BV-39 nvoMsgSrviceUnit
Message_drain_pending RW
DV-40
40
BV-40 nvoMsgDrainPend
Message_no_duct_airflow RW
DV-41
41
BV-41 nvoMsgNoDuctAir
Message_interlock_open RW
DV-42
42
BV-42 nvoMsgIlockOpen
Message_freeze_prevent_draining RW
DV-43
43
BV-43 nvoMsgFreezDrain
Message_end-of-season_active RW
DV-44
44
BV-44 nvoMsgEOSactive
Message_temp_comp_on RW
DV-45
45
BV-45 nvoMsgTempCompOn
Message_clean_probes RW
DV-46
46
BV-46 nvoMsgCleanProbe
Message_duct_HL_trip RW
DV-47
47
BV-47 nvoMsgDuctHLtrip
Message_duct_HL_span RW
DV-48
48
BV-48 nvoMsgDuctHLspan
Message_insufficient_water RW
DV-49
49
BV-49 nvoMsgH2Ocutout
Message_boiling_temp_calibrated RW
DV-50
50
BV-50 nvoMsgBoilTempCl
Notes:
1. Modbus Input Registers (IR1-IR11) 16 bit read only
Modbus Holding Registers (HR1-HR10) 16 bit read/write
Modbus Discrete Input Registers (DI1-DI9) single bit read only
Modbus Coil Registers (DV1-DV50) single bit read/write
2. nvi LonTalk SNVTs are write-only; nvo are read-only
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DriSteem Vapor-logic 4 Specifications

General

Brand	DriSteem
Model	Vapor-logic 4
Category	Controller
Language	English