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10 Technical Data
EE242 Base Station
Digital interface / protocol
Analogue outputs
Number of analogue outputs
Accuracy of analogue outputs
Temperature dependence
of analogue outputs, max.
Resolution of analogue outputs
Working and storage temperature range -30...+50 °C
Power supply class III
Electrical connection
Current consumption
Enclosure material
Protection rating enclosure
EE244 Transmitter and Router
Max. number of measurands
Max. number of sensing probes
Working and storage temperature range -40...+50 °C
Working temperature range of probes
Battery supply EE244-A, EE244-R
External supply EE244-B class III
Current consumption EE244-B
Enclosure material
Protection rating enclosure
EE245 Room Transmitter
Accuracy
at 25 °C
and 1 013 mbar
(77 °F)
Antenna
Working and storage conditions
Battery supply
External power supply class III
Electrical connection
Enclosure material
Protection rating
General
Transmission frequency
Transmission standard
Transmission power
Transmission range
Approval
Electromagnetic compatibility
1) Choice between batteries and external power supply via jumper on the electronics board.
2) Battery lifetime > 1 year with a measuring data transmission every 5 min. (for T / RH)
26
Ethernet / Modbus TCP or JSON
RS485 / Modbus RTU / ASCII
0 - 5 V
0 - 10 V
0 - 20 mA / 4 - 20 mA
4
±5 mV resp. ±10 µA
0.1
0.7 mV resp. 1.5 µA
-20...+50 °C
24 V AC/DC ±20%
Screw terminals max. 2.5 mm
typ.
I
= 150 mA at 24V DC;
L
max.
I
= 180 mA at 24V DC
L
Polycarbonate (PC)
IP20
6 (battery powered)
4 (external supply)
3 (battery powered)
2 (external supply)
-20...+50 °C (
Refer to data sheet of respective probe
1)
4x1.5 V AA
8 - 28 V DC
typ.
I
= 20 mA at 24 V DC
L
max.
I
= 35 mA at 24 V DC
L
Polycarbonate (PC)
IP65 / NEMA 4
T:
±0.3 °C (at 20 °C) / ±0.4 °C (20...55 °C)
RH:
±3 % (30...70 %) / ±5 % (70...90 %)
at 23 °C
(73 °F)
CO
:
2 000 ppm (< ±50 ppm + 2 % of m.v.)
2
5 000 ppm (< ±50 ppm + 3 % of m.v.)
Internal
-5...+55 °C
4x1.5 V AA
8 - 28 V DC / 12 V AC (±20%)
Screw terminals 1.5 mm²
Polycarbonate (PC)
IP30
2.4 GHz
IEEE 802.15.4
8 dBm
Up to 60 m
ETSI / FCC Part 15.247 / IC
EN 61326-1 Industry
EN 61326-2-3 Industry ICES-003 Class A
-0 < I
-0 < I
R
< 500 Ω
L
mV
µA
resp. 1
°C
°C
(-22...122°F)
with display
(-4...122°F)
)
(-40...122 °F
) with display
-4...122 °F
2)
(not in the scope of supply)
/ 0...90 %RH (non-condensing)
(23...131 °F)
(not in the scope of supply)
2)
indoors, up to 1 000 m
(197 ft)
FCC Part 15 Class A
< 0.5 mA
L
< 1 mA
L
2
in open field
(3 300 ft)
User Manual EE240 Wireless Sensor Network
m.v. = measured value
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