STULZ Ultra-Series Humidifier Controller
54 (August, 2013)
Modbus
TCP/IP
BMS
Address
Modbus
Address
BACnet
Address Description Default Min Max
Read/
Write
40044 43 40044 43 Humidifier 15 Temperature (xxx.x°C) R
40045 44 40045 44 Humidifier 15 Voltage (xx.x volts) R
40046 45 40046 45 Humidifier 16 Temperature (xxx.x°C) R
40047 46 40047 46 Humidifier 16 Voltage (xx.x volts) R
40050 49 40050 49 Dew Point Setpoint R
40051 50 40051 50 Limit Dewpoint R
40052 51 40052 51 Limit humidity low alarm point 30.0 R/W
40053 52 40053 52 Limit temperature high alarm point 80.0 R/W
40054 53 40054 53 Limit temperature low alarm point 60.0 R/W
40055 54 40055 54 Limit humidity high alarm point 70.0 R/W
40101 100 40101 100 Control temperature high alarm point 80.0 R/W
40102 101 40102 101 Control temperature low alarm point 60.0 R/W
40103 102 40103 102 Control humidity high alarm point 70.0 R/W
40104 103 40104 103 Control humidity low alarm point 30.0 R/W
40105 104 40105 104 dew point Limit Point 72.0 R/W
40106 105 40106 105 Humidity Limit Point 80.0 R/W
40107 106 40107 106 Limit high humidity cutout 79.0 R/W
40108 107 40108 107
Limit high humidity cut-in (band is cutout-cut-
in)
75.0 R/W
40109 108 40109 108 Conductivity Pre Alarm limit 5.0 R/W
40110 109 40110 109 Conductivity Alarm limit 20.0 R/W
40111 110 40111 110
Network supplied Contol Humidity set point
/Proportional Control *
R/W
40112 111 40112 111 Network supplied control temperature R/W
40113 112 40113 112
Network supplied dew point Value (when dew
point configured)
R/W
40114 113 40114 113 Network supplied Limit Temperature Value R/W
40115 114 40115 114 Network supplied Limit Humidity Value R/W
40116 115 40116 115 High Airflow Alarm trip point R/W
40117 116 40117 116 Low Airflow Alarm trip point R/W
40118 117 40118 117 dew point Control cut-in -4.0 R/W
40119 118 40119 118 dew point Control cutout 0.0 R/W
40120 119 40120 119 dew point Limit cut-in -4.0 R/W
40121 120 40121 120 dew point Limit cutout 0.0 R/W
40122 121 40122 121 Network supplied dew point limit R/W
* If configured for humidity, this is return humidity; if configured proportional, this the percent output
10.2 Unsigned Values for HTTP, SNMP / Modbus Holding Registers / Analog Values for BACnet
Modbus
TCP/IP
BMS
Address
Modbus
Address
BACnet
Address
Description Default
Read/
Write
5002 1 40130 1001 Group A proportional output R
5003 2 40131 1002 Group B proportional output R
5004 3 40132 1003 Packed bits for BMS – Alarms 1 R
5005 4 40133 1004 Packed bits for BMS – Alarms 2 R
5006 5 40134 1005 Packed bits for BMS – Humidifier 1 Alarms R
5007 6 40135 1006 Packed bits for BMS – Humidifier 2 Alarms R
5008 7 40136 1007 Packed bits for BMS – Humidifier 3 Alarms R
5009 8 40137 1008 Packed bits for BMS – Humidifier 4 Alarms R
5010 9 40138 1009 Packed bits for BMS – Humidifier 5 Alarms R
5011 10 40139 1010 Packed bits for BMS – Humidifier 6 Alarms R
5012 11 40140 1011 Packed bits for BMS – Humidifier 7 Alarms R
5013 12 40141 1012 Packed bits for BMS – Humidifier 8 Alarms R
5014 13 40142 1013 Packed bits for BMS – Humidifier 9 Alarms R
5015 14 40143 1014 Packed bits for BMS – Humidifier 10 Alarms R
5016 15 40144 1015 Packed bits for BMS – Humidifier 11 Alarms R
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