Programming; For Use In Normal System Configuration - Mitsubishi MELSEC-Q Q62DAN User Manual

6 PROGRAMMING

6 PROGRAMMING
This chapter describes the programs of the D/A converter module.
When applying any of the program examples introduced in this chapter to the actual
system, verify the applicability and confirm that no problems will occur in the system
control.

6.1 For Use in Normal System Configuration

System configuration used in the program explanation
(1) System configuration
(2) Program conditions
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X/Y0 X/Y10 X/Y20
to to to
X/YF X/Y1F
X/Y2F
Perform the following intelligent function module switch settings in advance.
• Switch 1 0030 (CH1: 4 to 20mA, CH2: 0 to 5V)
H
• Switch 2 Empty
• Switch 3 0000 (CH1, CH2: Clear)
H
• Switch 4 0000 (Normal mode (D/A conversion processing))
H
• Switch 5 0000 (0: Fixed)
H
If a digital value writing error occurs while a digital value is being written into the
CH1 or CH2 digital value area for Q62DA, read the error code.
(a) Contents of initial setting
• Analog output enabled channel .......................................... CH1 and CH2
(b) Devices used by the user
• Output enable .................................................................... X10
• Digital value write signal .................................................... X11
• Error code reset signal ....................................................... X12
• Error code display (3-digit BCD) ........................................ Y20 to Y2B
• CH1 digital value ................................................................ D11
• CH2 digital value ................................................................ D12
• Error code ......................................................................... D13
MELSEC-Q
6
6 - 1