12
Data transmission
Transmission mode
Fibre optic serial bus
Data code
ASCII
Selectable data transfer rates
4800 or 9600 Bd
Fibre optic bus connection modules for
powering from external power source
- for plastic core cables
SPA-ZC 17 BB
- for glass fibre cables
SPA-ZC 17 MM
Fibre optic bus connection modules for
powering from host relay
- for plastic core cables
SPA-ZC 21 BB
- for glass fibre cables
SPA-ZC 21 MM
Insulation Tests *)
Dielectric test IEC 60255-5
2 kV, 50 Hz, 1 min
Impulse voltage test IEC 60255-5
5 kV, 1.2/50
µ
s, 0.5 J
Insulation resistance measurement IEC 60255-5
>100 M
Ω
, 500 Vdc
Electromagnetic Compatibility Tests *)
High-frequency (1 MHz) burst disturbance test
IEC 60255-22-1
- common mode
2.5 kV
- differential mode
1.0 kV
Electrostatic discharge test IEC 60255-22-2 and
IEC 61000-4-2
- contact discharge
6 kV
- air discharge
8 kV
Fast transient disturbance test IEC 60255-22-4
and IEC 61000-4-4
- power supply
4 kV
- I/O ports
2 kV
Spike test, class III (KEMA)
1 kV, 0.15/50
µ
s
Magnetic field test acc. to IEC 60521
400 A/m
Power supply tests
Power supply variation
Variation voltage
68…265 V
Interruption 80 V - 50%
0…200 ms
Interruption 80 V - 100%
0…30 ms
Interruption 255 V - 100%
0…160 ms
Mechanical tests
Vibration tests
IEC 60255-21-1, class 2
Shock and Bump tests
IEC 60255-21-2, class 2
Seismic tests
ANS/IEEE C37.98-1987
- 3.0 g in the horizontal direction
- 3.0 g in the vertical direction
Environmental conditions
Corrosion test
Battelle-test
Specified ambient service temperature range
-10...+55
°
C
Long term damp heat withstand according
to IEC 60068-2-3
<95% at 40
°
C for 56 d
Transport and storage temperature range
-40...+70
°
C
Protection by enclosure according to IEC 60529,
when the relay is panel mounted
IP 54
Mass of the relay including flush mounting relay case
~3.5 kg
*) The tests do not apply to the serial port, which is used exclusively for the bus connection module.