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siemens 6es7650 1aa51 2xx0 simatic pcs 7 redundant ai8 marshalled termination assembly-0

SIEMENS

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Siemens 6ES7650-1AA51-2XX0 SIMATIC PCS 7 Redundant AI8 Marshalled Termination Assembly

Product Name:
SIMATIC PCS 7 Redundant AI8 Marshalled Termination Assembly
Brand Name: Siemens Model Number:
6ES7650-1AA51-2XX0
Place of Origin: Germany Warranty: 12 Months
Appurtenance:
  • Overview
  • Specifications
  • Commercial Terms
  • Description
  • Functions
  • FAQ
  • Professional Team
  • Transaction Cases
  • Other Products
  • Recommended Products

Contact info

Sales Email Phone/Whatsapp
Jim Pei [email protected] +86 18020776782

Specifications

Model Number 6ES7650-1AA51-2XX0
Signal channels 8
Current signal range 4-20 mA
Voltage signal range 1-5 V
Power input range 21.6-28.8 V DC
Normal current consumption, all channels 0.265 A maximum
Inrush current, including transmitters 8.238 A maximum
Normal channel fuse 0.5 A, fast blow
Optional channel fuse 1.5 A, fast blow
Total channel current limit 8.16 A
Power-input conductor size 24-14 AWG / 0.205-2.08 mm²
Field-terminal conductor size 24-14 AWG / 0.205-2.08 mm²
Operating ambient temperature -25 to +60 °C
Relative humidity 5-95%, non-condensing
I/O module connections 2, for redundant operation
Power feed connections Single or redundant feed
Power-present indication Green LEDs
Sensor-power indication Individual green channel LEDs
Signal selection Per-channel I-V jumper
Mounting rail 35 mm DIN rail, deep top-hat style
Compatible analog input module 6ES7331-7NF00-0AB0, E-Stand 5 or higher

Commercial Terms

Minimum Order Quantity 1 Piece
Price Contact for Jim
Packaging Details Original new Factory Sealed
Delivery Time 3–7 Days
Payment Terms T/T
Shipping Method DHL / FedEx / UPS / TNT
Supply Ability Brand new, In Stock

Description

Siemens 6ES7650-1AA51-2XX0 is an eight-channel analog input marshalled termination assembly for SIMATIC PCS 7 and ET 200M. It provides field termination for the compatible analog input module. The assembly supports redundant module connections and redundant power inputs. Individual channels are fused and have sensor-power indication. The published product configuration supports current and voltage field signals.
The 6ES7650-1AA51-2XX0 organizes field wiring between transmitters and the remote I/O equipment. Pluggable power and field terminations simplify access during maintenance. Per-channel jumpers select the appropriate current or voltage path. Shield connections and an earth-ground stud support the field-cable arrangement. The assembly provides termination and power distribution; conversion accuracy belongs to the associated analog input module.

Functions

01
Redundant field termination

Connect the same field termination assembly to the supported redundant analog input modules through its dual module connectors.

02
Individual sensor supply paths

Distribute field power through separately fused channel circuits, with local indication of sensor-power availability.

03
Current and voltage selection

Set the channel I-V jumpers to suit the selected field signal and the corresponding configuration of the analog input module.

FAQ

01
Is 6ES7650-1AA51-2XX0 an analog-to-digital converter by itself?

No. It is a marshalled termination assembly connected to the specified ET 200M analog input module.

02
Do both module connectors on 6ES7650-1AA51-2XX0 serve separate field-channel sets?

They provide the module-side arrangement for redundant I/O operation; they are not two independent eight-channel field groups.

03
Can the measurement accuracy of an I/O card be quoted as the accuracy of 6ES7650-1AA51-2XX0?

No. The manual refers conversion accuracy to the connected analog input module specifications.

04
What happens if the I-V jumper on 6ES7650-1AA51-2XX0 does not match the configured signal?

The termination path will not match the intended current or voltage measurement. Verify both the channel jumper and I/O configuration before use.

05
Are optional monitor boards automatically included with 6ES7650-1AA51-2XX0?

No. Optional power-monitor boards and other accessories must be listed separately in the quotation.

06
Which wiring details help identify the correct 6ES7650-1AA51-2XX0 replacement?

Provide photos of the MTA label, module connectors, channel jumpers and field terminals so the existing termination arrangement can be reviewed.

Professional Team

Nearly 10 Years of Industry Experience

Our team members have an average of more than 10 years of industry experience. We have worked with customers worldwide, including those from India, Germany, Sweden, Italy, Russia, Venezuela, Israel, and many other countries. Throughout our careers, we have collectively completed over 3,000 orders and established long-term business relationships with customers across nearly 30 countries.

Professional Product Judgment

We can often identify a product’s manufacturer, series, configuration, and function from its model number or nameplate photo. We also understand how revisions, firmware, and specifications affect compatibility and whether an alternative model can be used safely.

In Practice: An Indian customer urgently needed a discontinued control module after several suppliers reported no stock. We identified its exact revision and function from the nameplate, checked compatible alternatives, and contacted factory and warehouse channels to locate matching inventory. After installation, the customer confirmed that the module operated correctly and later asked us to source additional spare parts.
Sincere and Patient Service

Our team treats every inquiry sincerely and answers every question patiently. Even for complex requests, we verify and respond to each detail instead of providing a rushed or uncertain answer.

In Practice: A German customer sent a mixed list of automation products and asked repeated questions about revisions, condition, photos, and delivery. Our team organized the requirements, checked every item, and replied point by point. The customer said our detailed communication made the purchasing decision easier and continued sending us new inquiries.

Transaction Cases

Sincere Cooperation, Long-Term Trust
01
Germany

A Germany customer urgently needed a replacement for a discontinued automation component. After reviewing the product label, technical parameters, and application details, our engineers recommended a compatible alternative and provided photos and test videos before shipment. The alternative performed well, enhancing the customer's confidence in our technical capabilities and leading to multiple repeat orders.

02
India

An Indian customer still had doubts after initial online communication with us, so they visited our company in person for a face-to-face meeting and product inspection. This visit increased the customer's trust and led to the successful placement of their first order. Over the next few years, we completed multiple orders and established a stable, long-term partnership.

03
Malaysia

A Malaysia customer needed a specific automation component and compared products and services from several suppliers online. After nearly three weeks of careful consideration, our sincere communication, professional service, and reliable product quality won the customer's trust. After receiving the product and using it for several weeks without any problems, the customer gave us positive feedback and subsequently placed multiple orders.

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