Bedford B550-2001, Installation And Quick Start Manual, Page: 40 / 116

5-14
01: Two wire operation: Only Pr.38 can be set to “1”.
RUN/STOP
REV/FWD
M0 "Open": Stop, "Close": Run
M1 "Open": FWD, "Close":REV
GND
Note: Multi-function Input Terminal M0 does not have its own parameter designation. M0
must be used in conjunction with M1 to operate two and three wire control.
02 Three Wire Control: Only Pr.38 can be set to “2”.
STOP RUN
RUN/FWD
M0 Run command, Runs when "close"
M2 Stop command, stops when "Open"
M1 REV/FWD Run selection
"Open": FWD Run
"Close": REV Run
GND
Note: When the “2” setting is selected for Pr.38, the value in Pr.39 will be ignored.
Pr.39 Multi-function Input Terminal (M2) Factory Setting: 05
Pr.40
Multi-function Input Terminal (M3) Factory Setting: 06
Pr.41
Multi-function Input Terminal (M4) Factory Setting: 07
Pr.42
Multi-function Input Terminal (M5) Factory Setting: 08
Settings 00 to 32
Parameters & Functions table:
Value Function Value Function
00 No Function 01
Output OFF (N.O.) (enabled when
running)
02
Output OFF (N.C.) (enabled when
running)
03 External Fault (N.O.)
04 External Fault (N.C.) 05 External Reset
06 Multi-Step Speed Command 1 07 Multi-Step Speed Command 2
B550
Series
sensorless vector frequency drive