Mitsubishi Electric Melsec-k Instruction Manual page 19

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3. HARDWARE CONFIGURATION AND HANDLING
CPU
Extension base
CPU
Maste r channel Basic base
Local channel
.
Basic base
Extension base
Remote channel
Connector for connecting an optical fiber cable. When connecting the cable, remove the connector cover,
positively insert the connector of optical fiber cable, turn
it
clockwise, and securely connect
it.
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Be careful not to touch the core a t the center of optical connector or not to apply dust to the core.
Unit Name Version Number
K3NCPUP2 505LC and thereafter
K37B, K37BE 505B and thereafter
410B and thereafter
K3NCPU 505FA and thereafter
K3NCPUP2 505LC and thereafter
K2NCPU 504CB and thereafter
K37B, K37BE 505B and thereafter
410B and thereafter
410B and thereafter
K65BN, K68BN, K68BE
K12BN, K15BN, K18BN, K18BE
K65BN, K68BN, K68BE
KOJl P No relation
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When the optical fiber cable is not connected, be sure t o mount the connector cover.
SD (for sending)
Be sure to connect the optical fiber cables from
SD (for sending) to RD (for receiving) 'and from
RD (for receiving) RD (for receiving) to SD (for sending).
SD (for sending)
RD (for receiving)
Mode setting digital switch
---
- -
Be sure to set the upper 2 digital switches to "00". Factory-set to "00".
Online (Should always be
"0"
normally)
Offline (Set when slave channel
is put to master test)
Cannot be set. (Unused)
Mode setting
digital switch
1 : OFF LINE
Caution: Setting the mode switch from
0
to 9 and from 0
to 1 gives the same result. Therefore, exercise
special care for the control of mode switch
during operat ion.
Instantaneous power failure setting select connector
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20 ms instantaneous power failure is not available for products which are not indicated in the above table.
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When a product not indicated in the above table is included in the system, 20 ms instantaneous power
failure cannot be performed, either. Be sure t o set the instantaneous power failure setting select connector
of each unit (units which allow instantaneous power failure such as K3NCPU(P2) and K2N) t o the Oms
position. If the connector is set t o the 20ms position, output is provided by mistake when the power is
turned on or off.
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