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Yokogawa ALR121-S51 Serial Communication Module

Name: Yokogawa ALR121-S51 Serial Communication Module
Brand: Yokogawa
SKU: ALR121-S51
Price: 30.0 USD
Availability: InStock

Technical Specifications:

Manufacturer:

Yokogawa

Product No.:

ALR121-S51

Condition:

In Stock

Product Type:

Serial Communication Module

Weight:

340g

Shipping port:

Xiamen

Warranty:

12 months

Quantidade

Item	Specifications
Interface	RS-422/RS-485 (4-wire system)
Connection method	Point-to-point (RS-422), Multipoint (RS-485)
Communication function	Half-duplex
Synchronization method	Start-stop synchronization
Transmission speed	1200/2400/4800/9600/19200/38400 bps
Transmission code	Binary
Character length	8 bits (Fixed to 8 bit on Modbus slave and subsystem communication)
Stop bit length	1/2 bits (Fixed to 1 bit on subsystem communication)
Parity check	None/even/odd
Lag time after data transmission	1 ms
Transmission distance	Maximum 1200 m (total extended length)
Installation method	Mounted on SSC60, SSC50, SSC57, SSC10, or SNB10D
I/O wiring	AKB131, AKB132, AKB135, AKB136 cables, etc.
Wiring connection	D-sub-9-pin (female × 2 ports), Clamped with terminal block’s M4 screws (5 poles × 2 ports)
Communication function	Modbus slave communication function, subsystem communication function
Current consumption	0.5 A
Weight	Approx. 0.34 kg

Hardware Requirements: SSC60S, SSC60D, SSC50S, SSC50D, SSC57S, SSC57D, SSC10S, SSC10D
Software Requirements: CFS1300 Safety Control Functions Package (for SSC60 and Vnet/IP), CFS1100 Safety Control Functions Package (for SSC50/SSC10), CFS1170 Safety Control Functions Package (for SSC57 and Vnet/IP-Upstream)
Engineering Requirements: CHS5100 Safety System Generation and Maintenance Function Package

Max. Number of Modules per SCS:
- Max. 2 units/SCS (Modbus slave communication function)
- Max. 4 units/SCS (Subsystem communication function)

Serial Communication Module