12
Data transmission
Transmission mode Fibre optic serial bus
Data code ASCII
Selectable data transfer rates 4800 or 9600 Bd
Fibre optic bus connection module
for supply from host relay
- for plastic core cables SPA-ZC 21 BB
- for glass fibre cables SPA-ZC 21 MM
Fibre optic bus connection module for
supply from separate power source
- for plastic core cables SPA-ZC 17 BB
- for glass fibre cables SPA-ZC 17 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 µs, 0.5 J
Insulation resistance measurement IEC 60255-5 >100 MΩ, 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
Mechanical tests (tested with SPAJ 140 C)
Seismic tests acc. to ANSI/IEEE C37.98-1987
- operating basis earth-quake tests (OBE) 0.5…5.25 g
- safe shut-down earth-quake tests (SSE) 0.5…7.5 g
Vibration test 2…13.2 Hz, ±1.0 mm
13.2…100 Hz, ±0.7 g
Shock/bump test acc. to IEC 60255-21-2 20 g, 1000 bumps/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.