IDK MSD-54 Series - Manual (Page 209)

209
8.15 Tally
The maximum supply current of the internal power supply (pins 1 and 26) is 300 mA. Do not use the external
and internal power supplies at the same time. The maximum load capacity of Tally output varies depending
on pin numbers:
Pins 2 to 21 and 27 to 46: DC 48 V, 50 mA
Pins 22 to 24 and 47 to 49: DC 48 V, 1 A
*
* You can use pins 22 to 24 and 47 to 49 to control peripheral devices in settings of “8.12 Control Command
Settings”.
Amphenol full pitch 50 pin (female)
(MSD-5404 rear side)
50 26
25 1
25, 50 GND
27 to 49
Pin number Function
1, 26
2 to 24
+5 V (4.5 V to 5.5 V)
Functions can be assigned
[Figure 8.62] Pin assignment of Tally output connector
2nd pin
3rd pin
4th pin
5th pin
25th pin
1st pin
+5 V (4.5 V to 5.5 V)
Inside MSD-5404
300 mA
2nd pin
3rd pin
4th pin
5th pin
25th pin
1st pin
Inside MSD-5404
300 mA
External power supply
(DC +48 V max)
+5V (4.5V to 5.5V)
[Figure 8.63] Circuit example of Tally
output (Internal power supply)
[Figure 8.64] Circuit example of Tally
output (External power supply)