User Manual

18/22
Siemens Building Technologies SED2 LON Module Operating Instructions CE1B5193en
HVAC Products 6 Technical specifications 26.06.2006
5.1 Turn-around binding
When using an analog value (e.g. from the LG-Ni 1000 temperature sensor), the meas-
ured value is per default downloaded to the nvoEffectlAQ variable. To place the meas-
ured value on the nvoTemp variable, a turn-around binding must be applied.
nviCO2
nviDrvSpeedScale
nviDrvSpeedStpt
nviFaultReset
nviHiPress
nviIAQ
nviLoPress
nviStptCO2
nviStptHiPress
nviStptIAQ
nviStptLoPress
nviStptTemp
nviTemp
nvoAlarm
nvoCO2
nvoDI1
nvoDI2
nvoDI3
nvoDI4
nvoDI5
nvoDI6
nvoDrvCurnt
nvoDrvPwr
nvoDrvRunHours
nvoDrvSpeed
nvoDrvVolt
nvoEffectCO2
nvoEffectHiPress
nvoEffectIAQ
nvoEffectLoPress
nvoEffectTemp
nvoHiPress
nvoIAQ
nvoLoPress
nvoTemp
5193B04
SED2 -
LON Module
Function block
LNS Network Interface
LON Bus
6 Technical specifications
Permissible ambient temperature
Transport and storage
Operation
-25…+70 °C (13…158 ° F)
-10…+50 °C (14…122 ° F)
Permissible air humidity
Transport and storage
Operation
≤ 95 % r.h.
≤ 85 % r.h. (noncondensing)
Operating voltage the LON module receives power through its SED2
VSD connection
Processor type Neuron® 3120
Processor clock speed 40 MHz
Memory size 16 KB ROM, 2 KB RAM
Status LED tri-color (green, orange, red), LED provides indica-
tion of current operating state
Service Pin provides external activation of service pin mes-
sage
Physical Interface free topology: FTT-10
Connector short-circuit proof, isolated, FTT-10 bus connector
Network terminator bus topology: 105 Ohm at both ends
free topology: 52.3 Ohm close to the center of the
network
Network communication 78 Kbps (FTT-10)
Environmental conditions
General unit data