Mitsubishi A1SJH User Manual page 59

4. AnSHCPU MODULE
No. Name
(4) RS-422 connector
(5) Cover
(6) Module fixing screws
(7) Battery
(8) DIP switch
(9) Battery connector
Memory cassette
(10)
installing connector
(11) "POWER" LED
(12) Base installation hole
Power supply input
(13)
terminals
(14) LG terminals
(15) FG terminals
(16) DIN rail
RS-422 connector
(17)
cover
(18) Module connector
Extension cable
(19)
connector
(20) Base cover
(21) Module fixing screws
• Used to connect a peripheral device to write/read, monitor, or test a program using a peripheral
device.
• Close with the cover when not connected to a peripheral device.
• Protects AnSHCPU printed circuit board, memory cassette, RS-422 connector, battery, etc.
• Execute the following operations with the cover open.
• Memory cassette connection/disconnection
• Setting a dip switch
• Connection to battery connector
• For mounting the module to the base unit battery replacement
• For mounting the module to the base unit
• For retaining data such as programs, device latch ranges, file registers, etc.
(See Section 7.2 for battery replacement.)
• Used for switching the I/O control method and for setting the memory protect function.
(See Sections 4.4.2 and 4.4.3)
• For connection to the battery
• For installing the memory cassette
• 5 V DC power display LED
• Hole to install the base unit to a panel such as a control board. (M5 screw)
• Connect the 100 V AC or 200 V AC power for the power input terminal.
• Power filter grounding terminal. Has half the voltage level of the input voltage.
• Grounding terminal connected to the shielding pattern on the print board.
• DIN rail installation hook (2)
• RS-422 connector cover
• Connector to install the I/O module or special module.
For the connector not for module installation, install supplied connector cover, or blank cover
(A1SG60) to prevent dust entry.
Number of I/O slots
A1SJHCPU : 5
A1SJHCPU-S8 : 8
• Connect the extension cable with the signal send/receive connector with the extension base unit.
• Extension connector protective cover.
To extend, the area surrounded by the groove below the OUT sign on the base cover must be
removed using tools such as a nipper.
• Screws to fix the module to the base. (M4 × 12 screws)
Function
4 - 19
MELSEC-A