GRASS VALLEY XCU UXF Fiber Series, Руководство пользователя

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22 XCU UXF Fiber Series XF Transmission Fiber Base Station User’s Guide (v1.3)
Chapter 2 - Installation
2.5.4 Voltage level
Apply a DC voltage to the inputs (respect polarity). If the voltage is low (0 to 2.5 V), the function
is Active (or Inactive). If the voltage is high (4 to 24 V) the function is Inactive (or Active). The
function state depends on the selection in the
INSTALL > SIGNALLING INPUT
menu:
Menu setting Input is 0 to 2.5V: Input is 4 to 24V:
LH (low-high) Function is Active Function is Inactive
HL (high-low) Function is Inactive Function is Active
ISO 1a
0 .. 2.5 V
DC
4 .. 24 V
DC
0 .. 2.5 V
DC
4 .. 24 V
DC
0 .. 2.5 V
DC
4 .. 24 V
DC
ISO 1b
On-Air (Tally) 1a
On-Air (Tally) 1b
Call 1a
Call 1b
ISO in ext. send (pin 3)
ISO in ext. return (pin 11)
On-Air in ext. send (pin 4)
On-Air in ext. return (pin 12)
Call in ext. send (pin 5)
Call in ext. return (pin 13)
+
-
+
-
+
-