Scaime eNod4-D ETHERNET - Electrical and Legal Specifications; Electrical characteristics

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SCAIME Manual : NU-eNod4D-ETH-E-0418_216710-E.docx
3.2 Electrical characteristics
Power supply
Unit
Supply voltage
10.....28
V
DC
1
10.....2
40
V
AC
Max supply power
4.4 W
Additional max supply power (IO+ version)
3 W
Temperature range
Storage temperature range
-25...+85 °C
Working temperature range
-10...+40 °C
Load cell sensor
Minimum input resistance
> 43 Ω
sensor connection
4 or 6 wires
Bridge excitation voltage
5 V
DC
Communication
RS 485
Half-duplex
Rate
9 600...115 200 bauds
Ethernet 2 x RJ45
10/100 Mbits/s
Logical inputs
Number
2 (+2 with IO+ version)
Type
opto-insulated type 3
Low level voltage-current
0 / 5 VDC – 0 /1.5 mA
High level voltage-current
11 / 30 VDC
–
2 / 9 mA
7 mA @ 24VDC
Logical outputs
Number
4
Type
solid state relay
Max. current @ 40°C
0,4 A
Max. voltage in open state
53 V
DC
or 37 V
AC
Max resistor in close state
2 Ω
Metrological specifications on A3 connector input (load
-
cell type sensor)
Input sensor range for a load cell sensor
 7.8
mV/V
Thermal zero drift typical
1.5 ppm/°C
Thermal span drift typical
2 ppm/°C
Linearity deviation
0.003 % FS
Conversion rate
6.25 ... 1920 meas./s