A. STOP/START
B. CW/CCW
C. OUTPUT 0-20mA; 4-20mA
D. INPUT 0-20mA; 4-20mA
E. INPUT 0-10V
F. OUTPUT 0-10V
G. TACH OUTPUT
H. PRIME
I. MOTOR RUNNING N.O. CONTACT
J. MOTOR RUNNING N.C. CONTACT
Fuse Replacement
1. Place the power switch in the off position.
2. Disconnect the AC power input line cord from the receptacle.
3. Remove and check the fuse and replace if defective.
DB-15 pin configuration/with wiring scheme
TROUBLESHOOTING AND MAINTENANCE
REAR PANEL – 7550-30, -50
A. IN-RS-232C IN-CONNECT CABLE FROM HOST COMPUTER
OUT-RS-232C OUT-CONNECT CABLE TO NEXT PUMP DRIVE
B. EXTERNAL RECEPTACLE
C. AUX 1 OUT; AUX 2 OUT, AUX IN
D. IEC 320 POWER ENTRY MODULE
E. T3.15A FUSE
CAUTION: Do not substitute.
7523, 7550 and 77301-22
A. 6-600 RPM GEAR ASSEMBLY (included in
service kit 07553-06 - Console Drive and
77300-01 - Modular Drive)
B. GASKET
C. 1-100 RPM GEAR SET (included in service
kit 07553-08)
D. GEAR CASE COVER ASSEMBLY
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