TECO-Westinghouse PA7300 Series, Installation And Operation Manual

Page: 84 / 154

(4) Operation Mode Select 1 (Sn-04)
•
1st digit
(frequency reference select)
1st digit = 0: Reference input from the control circuit terminals 15 or 16 is the master speed
frequency reference.
1st digit = 1: Frequency reference 1 (An-01) is the master speed frequency reference.
Note: For combination of multi-step speed operations, refer to pages 2-48 and 2-49.
• 2nd digit (run command select)
2nd digit = 0: Run command from the control circuit terminal is accepted.
2nd digit = 1: Run command from the digital operator is accepted.
Valid run command and frequency references differ as shown in the table below,
depending on the combination of the 1st and 2nd digits.
CONSTANT
Sn-04
2nd digit 1st digit 2nd digit 1st digit 2nd digit 1st digit 2nd digit 1st digit
REF
0 0 0 1 1 0 1 1
Master Speed Frequency Ref.
Control circuit
An-01
Control Circuit
An-01
Terminal VIN, AIN Terminal VIN, AIN
FWD Run Command (Terminal 1) × ×
REV Run Command (Terminal 2 × ×
External Fault (Terminal 3
Fault Reset (Terminal 4) *1 *1 *1 *1
Terminal 5 Input *2 *2
Control Terminal 6 Input
Terminal Terminal 7 Input
Terminal 8 Input
Aux. Input
Fault Contact Output (R1A-R1BR1C)
Multi-function Contact Output
(R2A, R3A)
Multi-function PHC Output (D01)
RUN Key × ×
JOG Key × ×
STOP Key *3 *3
FWD/REV Key × ×
Operator >/RESET Key *1 *1 *1 *1
DRIVE/PRGM Key
Valid only when Valid only when Valid only when Valid only when
the AC drive stops the AC Drive stops the AC Drive stops the AC Drive stops
LED of REF Lit OFF Lit OFF
LED of SEQ Lit Lit OFF OFF
Monitor Display
= Enabled
× = Disabled
2-34
PA 7300 PART II: OPERATION MANUAL