GE Industrial Solutions AF-300C AC Drive - Manual (Page 39)

OUTPUT
SIGNAL
FREQUENCY
REFERENCE
A N A L O G P U L S E
13 I 12 I 11 I I AUT I
SPEED POT
F R E Q U E N C Y
METER
Figure 4-9. FREQ. SETTING/MONITORING EQUIVALENT CIRCUIT
Equivalent Circuit
Frequency Setting Power Terminal (13) can beset for
either positive or negative voltage polarity via jumper
SW1 on the Main Control Card. (See Figure 4-9 for
equivalent circuit.)
-- Factory setting of polarity is positive (SW1 in l-2
position).
-- Also see Function Code 47.
Although output frequency is digitally displayed on
the keypad, when an external display is required,
connect a frequency meter to monitoring terminals
FM1 and FM2. Either analog or digital meters can be
connected, but Switch SW2 must be set in accor-
dance with the type meter used. Set SW2 as follows:
--
Position for Analog Output (factory setting)
-- 2-3 Position for Digital Output
-- Also see Function Codes 40 and 50
NOTE: These terminals are de-
signed for meter connection special applica-
tion control, etc.) is required, the distribu-
tor that supplied the
4-7