CP701-S1 Yokogawa CENTUM VP Field Control CPU Module Processor

Availability: 20 left in stock

Yokogawa CP701-S1 CENTUM VP Field Control CPU Module Configured for direct control logic execution and real-time process signal management in...

SKU: CP701-S1

Manufacturer: Yokogawa
Product No.: CP701-S1
Product Type: CPU Processors
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 500g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa CP701-S1 CENTUM VP Field Control CPU Module

Configured for direct control logic execution and real-time process signal management in CENTUM VP platforms, the Yokogawa CP701-S1 (CP701 Field Control CPU Module) provides direct physical/electrical execution across high-speed system racks.

Hardware Specifications

Parameter	Specification
Model	CP701-S1
Brand	Yokogawa
Origin	Japan
Weight	0.5 kg to 0.7 kg
Dimensions	150 mm x 25 mm x 100 mm
Operating Temp	0 deg C to 60 deg C
Power Consumption	24 V DC (redundant power supply supported)
Processor Type	High-performance RISC processor
Memory	64 MB DRAM (logic execution), 128 MB flash (program/data storage)
Scan Cycle Execution	Typical scan cycle <= 50 ms
Redundancy Architecture	Dual-redundant CPU option (hot-standby configuration)
Communication Interfaces	Vnet/IP (1 Gbps), Ethernet, RS-485
Supported Field Protocols	Modbus TCP/IP, FOUNDATION Fieldbus, HART passthrough
Diagnostic Functions	Built-in self-test, watchdog timer, error logging
Mounting Format	System rack insertion inside Field Control Station (FCS) cabinet
System Compatibility	Yokogawa CENTUM VP DCS platform exclusively
Compliance Certifications	CE, UL, CSA, IEC 61508 SIL compliant

DCS Field Interface and Channel Isolation

The CP701-S1 routes real-time control algorithms through high-speed backplane channels to interface directly with remote field I/O modules. Integrated 4-20 mA HART loop protocol passthrough and FOUNDATION Fieldbus connectivity enable bidirectionally isolated field device management without secondary gateways. Channel-to-channel isolation on associated I/O racks prevents ground potential shifts from affecting CPU logic execution. Internal firmware routines support cold junction compensation (CJC) referencing across incoming thermocouple loops, maintaining process variable precision across variable rack ambient temperatures.

Frequently Asked Questions

Q: What precautions apply when configuring the dual CPU hot-standby redundancy setup?

A: Ensure both CP701-S1 modules reside in designated adjacent slots of the same CENTUM VP system rack and run identical firmware revisions. Hot-standby synchronization occurs over dedicated backplane traces to ensure bump-free control takeover upon primary CPU fault detection.

Q: How does the module handle power supply disruptions without losing operational program state?

A: The module executes non-volatile program storage via its 128 MB flash memory while 64 MB DRAM retains volatile execution data. Redundant 24 V DC power connections on the base rack prevent processor reset during a single power bus drop.

Field Installation Guidelines

Insert the CP701-S1 vertically into the designated slot of the CENTUM VP Field Control Station system rack. Press the module firmly into the backplane connector until top and bottom locking levers seat completely into the rack frame.

Connect all network interfaces using category-rated shielded cables. Ensure the cabinet earth ground connects directly to the protective earth terminal on the rack chassis using a short, heavy-gauge conductor to maintain isolation performance and reduce electromagnetic noise.

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