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FX1S Series Programmable Controller Introduction 1
1-7
1.4.2 Rules for Expansion
The FX1S Series can:
• Use one expansion unit or board per square B, C, and G concurrently.
• The FX1S can supply 400mA at 24V DC.
The FX1S cannot:
- Be expanded by the use of Special Funcion Blocks.
- Supply a 5V DC service supply.
-Use FX
1N
-422-BD + FX-2PIF.
- Use the FX
1N
-5DM and the FX-10DM concurrently.
- Use more than one FX-10DM at the same time. For example, the configuration
FX-10DM + (FX
1N
-422-BD + FX-10DM) is not allowed.
1.5 EEProm Backup Data
FX
1S
existing data will be kept for 5 minutes during power down before the data is lost.
The capacitor backed memory will retain programs for 10 days and the capacitor requires 30
minutes to recharge upon powerup.