Specifications
akYtec GmbH · Vahrenwalder Str. 269 A · 30179 Hannover · Germany · Tel.: +49 (0) 511 16 59 672-0 · www.akytec.de
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3. Specifications
3.1 Specification tables
Table 3.1 General specification
Electrical
Power supply
24 (10…48) V DC
Power consumption, max.
4 W at 24 V DC
Polarity protection
yes
Appliance class
II
Interfaces
Data transfer
Double Ethernet 10/100 Mbps
Protocols
Modbus TCP
MQTT
SNMP
NTP
Configuration interfaces
USB 2.0 (micro-USB)
Ethernet 10/100 Mbps
Analog inputs
Number
8
Input signal
see Tab. 3.2
ADC resolution
16 bit
Sampling time per input,
max.
(1)
RTD
0.9 s
TC
0.6 s
Linear signals
0.6 s
Basic error
RTD
0.25 % FS
TC
0.5 % FS
Linear signals
0.25 % FS
Additional error due to electromagnetic interference, max.
0.25 % FS
Temperature influence
20 % of basic error / 10°C
Integrated shunt resistor
51
Ω
Flash memory (log file storage)
File size, max.
2 kB
Number of files, max.
1000
Logging interval, min.
10 s
Real-time clock
Accuracy
±3 s/day at 25°C
±10 s/day at -40°C
Backup battery
CR2032
Mechanical
Dimensions
42 x 124 x 83 mm
Weight
approx. 260 g
(1)
The full sampling time is the sum of sampling times of all inputs.
Table 3.2 Sensors / Input signals
Input
signal
Temperature
coefficient
α
, 1/°C
Measurement
range
Basic
error, %
Value of the least
significant bit
Standard
RTD
Pt50
0.00385
-
200…+850 °С
0.25
0.1 °C
IEC 60751:2009
Pt100
0.00385
-
200…+850 °С
0.25
0.1 °C
IEC 60751:2009
