Bedford B550-2002 - AC Drive Control Terminal Wiring Details

3-4
3.3 Control Terminal Wiring (Factory Settings)
M0 M1 M2
M3
M4
M5
GND AFM
AVI
+10V
MCM
MO1
RA RB RC
Relay contactor
Output
Factory Setting
Bias
Potentiometer
Full scale voltmeter
0 to 10 VDC
Factory setting:
fault indication
Photo coupler
output
Forward/Stop
Reverse/Stop
Reset
Multi-step speed 1
Multi-step speed 2
Multi-step speed 3
ACI
GND
4~20mA
Wire Type: 75 C, Copper Only
Torque: 4kgf-cm (3.5 in-lbf)
Wire Gauge: 24-12 AWG
Wire Type: Copper Only
Torque: 2kgf-cm (1.73 in-lbf)
Wire Gauge: 22-16 AWG
NPN mode without ext ernal power
M0
M1
M2
M3
M5
M4
E
GND
+24V
24
Vdc
-
+
NPN Mode
NOTE
M0
M1
M2
M3
M5
M4
E
GND
+24V
NPN mode with external power
F
a
c
t
o
r
y
S
e
t
t
i
n
g
Forward/Stop
Reverse/Stop
Reset
Multi-step 1
Multi-step 2
Multi-step 3
Common Signal
M
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l
t
i
-
f
u
n
c
t
i
o
n
I
n
p
u
t
T
e
r
m
i
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l
s
Don't apply the mains voltage
directly to above terminals.
F
a
c
t
o
r
y
S
e
t
t
i
n
g
M
u
l
t
i
-
f
u
n
c
t
i
o
n
I
n
p
u
t
T
e
r
m
i
n
a
l
s
Forward/Stop
Reverse/Stop
Reset
Multi-step 1
Multi-step 2
Multi-step 3
Terminal
Symbol
Terminal Function Factory Settings (NPN mode)
RA
Multi-Function Relay Output
(N.O.) a
RA-RC
Resistive Load
5A(N.O.)/3A(N.C.) 277Vac;
5A(N.O.)/3A(N.C.) 30Vdc
Refer to P45 for programming.
RB
Multi-Function Relay Output
(N.C.) b
RB-RC
Resistive Load
5A(N.O.)/3A(N.C.) 277Vac;
5A(N.O.)/3A(N.C.) 30Vdc
B550 Series sensorless vector frequency drive