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— 7-6 —

7.1.5. Program Start: RUN

Internal Program Channel Selection: Input PRG0 to PRG7

 This input starts to execute a program.

Table 7-8: Signal logic of the input RUN

Logic Description

↓ (ON → OFF)

Invalid

↑ (OFF→ ON)

Start program

 The input RUN starts execution of the program in the internal program channel specified by the

inputs PRG0 to PRG7.

◊ The channel number is specified by the binary number represented by ON and OFF of

the inputs PRG0 to PRG7.

 Please confirm all of the following conditions are met before execution of the program.

Otherwise, the warning F5 (Program error) occurs.

1) The System is not in the middle of execution of a program.

◊ Check if the output BUSY (In-operation) is open.

2) The channels specified by the outputs PRG0 to PRG7 have the proper settings of

commands and parameters.

3) The conditions to execute the programs in the channels are in place. For example, the

Motor servo must be activated if a positioning command is programmed.

4) There is no alarm or warning is occurred. The input STP (Motor stop) is OFF.

 Refer to “6.3.2. Program Positioning Operation” for the procedures of program positioning

operation.

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NSK Megatorque PS Series Specifications

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