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Siemens 6ES7341-1CH01-0AE0 SIMATIC S7-300 CP 341 RS422/485

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Description

Establish long-distance serial links with Siemens 6ES7341-1CH01-0AE0. This CP 341 module supports RS422/485 interfaces for protocols including ASCII, 3964(R), and Modbus RTU. GoldRayline maintains direct inventory and competitive pricing.
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In stock • Worldwide fast shipping • Bulk discount available

Product Overview

High-Performance RS422/485 Protocol Management

The Siemens 6ES7341-1CH01-0AE0 is a communication processor (CP) designed for point-to-point connections within the SIMATIC S7-300 environment. Utilizing the RS422/485 interface, it enables data transmission over distances up to 1200 meters, making it suitable for connecting remote third-party devices like power analyzers, barcode readers, or frequency inverters. This module executes communication protocols independently of the CPU cycle, preventing serial data traffic from extending the PLC scan time. It supports standard procedures such as ASCII and 3964(R), and can be expanded with loadable drivers for Modbus RTU (Master/Slave) or RK 512.

Inventory Continuity & Export Services

GoldRayline operates as a specialized supplier for S7-300 communication hardware, focusing on the consistent availability of protocol-specific modules. We stock the 6ES7341-1CH01-0AE0 to support maintenance teams and system integrators who require immediate replacements for aging serial infrastructures. Our business model centers on cost-effective pricing and efficient logistical handling. By leveraging a global supply chain, we provide original Siemens components without the lead times associated with traditional distribution channels, ensuring that your communication networks remain operational.

Specifications

Model Number6ES7341-1CH01-0AE0Product BrandSIEMENS
Product TypeCommunication ProcessorProduct SeriesSIMATIC S7-300
Interface TypeRS422 / RS485Connection15-pin Sub-D (Female)
Baud Rate300 to 115,200 bpsTransmission DistanceMax. 1200 m (at 19.2k)
Standard ProtocolsASCII, 3964 (R)Loadable DriversModbus Master / Slave
IsolationTested at 500V DCConfigurationPtP-Param Software
Current Draw (5V)max. 100 mA (Backplane)Power Losstyp. 1.6 W
Dimensions (W x H x D)40 × 125 × 120 mmProtection ClassIP20
Operating Temp.0 °C to +60 °CProduct Net Weightapprox. 300 g

Related Siemens SIMATIC S7-300 Communication Modules

GoldRayline maintains a variety of serial and network interface units. These models from our 3,911-item database are selected to complement the CP 341 RS422/485, providing different physical interfaces and protocol capabilities.

Model NumberInterface TypeProtocol SupportFeatureConnection
6ES7341-1AH02-0AE0RS232C (V.24)ASCII, 3964(R), ModbusShort Distance9-pin Sub-D
6ES7341-1CH02-0AE0RS422 / RS485ASCII, 3964(R), ModbusSuccessor Model15-pin Sub-D
6ES7340-1CH02-0AE0RS422 / RS485ASCII, 3964(R)Basic CP 34015-pin Sub-D
6ES7340-1AH02-0AE0RS232C (V.24)ASCII, 3964(R)Basic CP 3409-pin Sub-D
6ES7870-1AA01-0YA0SoftwareModbus MasterDriver LicenseCP 341 Dongle
6ES7870-1AB01-0YA0SoftwareModbus SlaveDriver LicenseCP 341 Dongle
6ES7390-1AE80-0AA0N/AAccessoryDIN Rail (480mm)Mounting

Siemens 6ES7341-1CH01-0AE0 SIMATIC S7-300 CP 341 RS422/485 FAQ Guide

What is the difference between the 1CH01 and the newer 1CH02 model?

The Siemens 6ES7341-1CH01-0AE0 is an earlier version of the RS422/485 communication processor. While the 1CH02 is the current functional successor with updated internal components, the 1CH01 is often required by maintenance departments seeking an exact “like-for-like” replacement to match existing documentation or specific firmware environments in older S7-300 racks.

Is a hardware dongle required for Modbus communication on this module?

Yes. To utilize Modbus RTU Master or Slave drivers with the Communication Processor CP 341, a hardware license dongle (typically in Micro Memory Card format) must be inserted into the slot on the rear of the module. GoldRayline can assist in identifying the correct license for your serial network requirements.

Does this module require a front connector like I/O modules?

No. The Siemens 6ES7341-1CH01-0AE0 uses a 15-pin Sub-D female connector located behind the front door for field wiring. It connects to the PLC rack via the standard backplane bus U-connector, which GoldRayline includes with your shipment to ensure immediate installation capability.

Can I use this module to communicate with a Modbus RTU network?

Yes, provided the Modbus loadable driver and hardware dongle are present. The RS422/485 interface of the Siemens 6ES7341-1CH01-0AE0 allows it to act as a master or slave in a multi-drop Modbus environment, connecting up to 32 nodes over long distances.

How does GoldRayline handle international shipping for urgent repairs?

We prioritize orders intended for critical system recovery. Shipments are typically dispatched via DHL Express, FedEx, or UPS within 24–48 hours of verification. Most international destinations receive their Siemens 6ES7341-1CH01-0AE0 within 3–7 business days.

Why should I source this CP 341 module from GoldRayline?

Protocol-specific processors for older PLC series can be difficult to obtain with short notice. GoldRayline leverages an established global supply chain to maintain stock, offering highly competitive pricing and immediate availability to prevent extended downtime in your communication infrastructure.

What is GoldRayline's commitment to long-term B2B partnerships?

Our focus is on being a reliable back-end partner for industrial procurement. We prioritize consistent inventory for the S7-300 series, transparent logistics, and the cost-effective hardware solutions required by procurement managers and technical traders worldwide.

Why Choose Goldrayline?

Sufficient Inventory & Stable Resources

We maintain ample stock and stable supplier resources to ensure quick order fulfillment and minimize operational downtime.

1-Year Warranty

We stand behind the reliability of our genuine Siemens products with a comprehensive 1-year warranty for complete peace of mind.

Competitive Pricing & Expert Support

Access transparent pricing and direct technical assistance from our certified engineers for seamless integration.

Fast Shipping

Orders typically shipped within 3-7 days, significantly reducing your waiting time for critical components.

Service Information

Payment

Acceptable payment methods include: bank transfer, paypal, Alipay collection, wechat collection, L/C collection, AliExpress online payment, etc

Fees for various collection methods:
Paypal : 5%
Bank Transfer: $35~$55
Alipay and wechat pay : for free
AliExpress online payment: 10%
eBay payment online: 15%
L/C handing fee : $500~$650

Returns Policy​​​

At GoldRayline, we stand by our products with a No-Hassle 15-Day Returns Policy. If you’re unsatisfied for any reason, simply contact our dedicated Customer Support Team at [email protected] within 15 days of delivery for a full refund or exchange.

Key Terms:
Quick Processing: Refunds issued within 5 business days of receiving returned items.
Condition: Products must be unused, in original packaging, and include proof of purchase.
Support: Our team assists with returns tracking and resolves issues promptly.
Shop confidently—your satisfaction is our priority.

After-Sales Support

Contact Support: Reach out via our dedicated after-sales email at [email protected]. Include the product’s alarm code or clear photos/videos of the issue for faster resolution.
Swift Resolution: Our GoldRayline After-Sales team will review your case and contact you within 24 hours to provide tailored solutions, including repair, replacement, or refund, based on the fault assessment.

Shipping​

In most cases, orders can be shipped within a week;
We provide tailored shipping solutions, including UPS, FedEx, DHL, and AliExpress Standard Shipping, based on customer requirements.

6ES7341-1CH01-0AE0

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