Technical Specifications - Siemens 6GK1970–5CA20–0AA2 Instructions De Montage

Infrared Link Modul (ILM)
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Technical Specifications

Operating voltage
Safety extra-low voltage (SELV)
Current consumption
Transmission rate
Setting the transmission rate
Setting the mode
Bit error rate
Signal delay time
RS 485 input → infrared output
Signal delay time
infrared input → RS 485 output
Electrical channel
Input/output signal
Input voltage dielectric strength
Interface signals
Terminating resistors
Optical channel
Optical source
Optical power
Receiver sensitivity
Wavelength
Distance between two ILMs
Signaling contacts
Table 3: Technical Specifications of the PROFIBUS ILM
Copyright  by Siemens
24 V DC (20 V to 30 V)
ma×. 300 mA
9.600 Kbps; 19.200 Kbps; 45.45 Kbps, 93.75 Kbps;
187.5 Kbps; 500 Kbps; 1.5 Mbps;
Using 3 DIP switches
Using 5 DIP switches
–6
<10
<= 6 bit times
<= 3 bit times
RS 485 level
–10 V to )15 V
Ungrounded within the SELV limits
Activated with DIP switch
21 LEDs
280 mW effective with alternating 0–1 sequence
0.5 A/W
– 28 dBmW
860 nm to 880 nm
maximum 15 m in the optical axis
12 m at )/–2 m distance from the optical axis
Limit values of the relay
maximum switching power
Maximum switching voltage
Maximum switching current
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6ZB530–3AC30–0BA1
30 W
30 V DC
1.0 A