Installation guide

36 APEX615n Installation Guide
Tachometer Output
LF347
From RDC
velocity output
20K
20K
Internal Schematic
Reset
Gnd
NC
Enable In
Fault Out
Gnd
NC
NC
Tach Out
Gnd
+15 V
Gnd
-15 V
+
-
ANA GND
Tachometer Output: ±10V at 15mA (max)
• Use DIP Switch #3, position 5, to scale output:
• OFF = 1V/1000 rpm for one speed resolvers
• ON = 1V/1000 rpm for two speed resolvers.
±15V Output
Internal Schematic
Reset
Gnd
NC
Enable In
Fault Out
Gnd
NC
NC
Tach Out
Gnd
+15 V
Gnd
-15 V
+15V
–15V
ANA GND
+15V Output: +15V ±5% at 15 mA
–15V Output: –15V ±5% at 15 mA