Siemens SIMATIC NET PROFIBUS Owner's Manual page 388

Infrared Link Modul (ILM)
11 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
46
6ZB530–3AC30–0BA1
30 W
30 V DC
1.0 A