7. SPECIFICATION
TECHNICAL DATA
Transmission Parameters
Interface
RS-485/RS-422
Current Loop
Connector
Screw terminal, wire max. Ø 2,5mm
2
.
Screw terminal, wire max. Ø 2,5mm
2
.
Line length
up to 1200 m
Depend on baud rate, several kilometres
Maximum number of connected device
up to 32
1
Transmission line
1-pair, 2-pair twisted cable eg UTP
Nx2x0,5(24AWG), shield inside large
interferences eg STP Nx2x0,5(24AWG)
2-pair twisted cable eg UTP Nx2x0,5
(24AWG), shield inside large interferences eg
STP Nx2x0,5 (24AWG).
Standards
EIA-485, CCITT V.11
0-20mA Current Loop
Maximum baud rate
38,4 kbps (depend on length of Current Loop line)
Transmission type
Asynchronous half duplex or full duplex
Optical signalization
•
PWR – green LED power supply,
•
RX - red LED data receiving from Current Loop side,
•
TX - yellow LED data transmission through Current Loop interface.
Electrical Parameters
Power requirements
10 - 24 – 30 V DC
Power cable
Recommended length of power cable < 3m
Power
2W
Protection from reverse power polarization
YES
Galvanic isolation
1kV= or 3kV= between power circuit and Current Loop signal line and RS485/422
Optoisolation
~3kVDC between Current Loop signal line and RS485/422
Electromagnetic compatibility
Resistance to disruptions according to the standard PN-EN 55024.
Emission of disruptions according to the standard PN-EN 55022.
Safety requiring
According to the PN-EN60950 norm.
Environment
Commercial and light industrial.
Environmental Parameters
Operating temperature
-30 ÷ 60°C
Humidity
5 ÷ 95% - non-condensing
Storage temperature
-40 ÷ 70°C
Casing
Dimensions
53 x 90 x 62mm
Material
Noryl UL. 94 V-O
Degree of casing protection
IP40
Degree of terminal protection
IP20
Weight
0,10 kg
According to standards
DIN EN50022, DIN EN43880
Location during work
Free
Mounting method
On the rail compliant with DIN35 / TS35 standard.
10
ADA-4021
Summary of Contents for ADA-4021
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