Sony RM-IP500 - TALLY;CONTACT Connector Input Connection Example; TALLY;CONTACT Connector Output Connection Example; Input Waveform of TALLY;CONTACT Connector

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TALLY/CONTACT connector input
connection example
Switch or relay connection
Open-collector connection
TALLY/CONTACT connector output
connection example
Input waveform of TALLY/
CONTACT connector
External device RM-IP500
10 kΩ
47 kΩ
47 kΩ
+3.3 V
External device RM-IP500
10 kΩ
47 kΩ
47 kΩ
+3.3 V
External deviceRM-IP500
Recommended voltage:
5 V (Maximum 24 V)
Maximum load
current: 100 mA
4.7 Ω
Load
Thold
Tally in 1
Tally in 2
Tally in 7
Tskew Tskew
90%
10%
Tfall Trise
ThighTlow
Approx. 2.7 V
(open voltage)
In Expand mode, the following can also
be applied:
0.2 V or less
(closed voltage)
Tfall, Trise: within 5 msec
Tlow, Thigh: 33 msec or more
Tskew: within 0.5 msec
Thold: 33 msec or more