Siemens 6AG1972-0DA00-2AA0 SIPLUS DP Active RS-485 Terminator
Siemens 6AG1972-0DA00-2AA0 SIPLUS DP Active RS-485 Terminator
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Brand:Siemens Item No.:6AG1972-0DA00-2AA0 Product Origin: Germany Product Dimensions:7.20 × 8.50 × 5.80 cm Product Weight:0.106 kg Payment:T/T, Western Union, Credit Card Goods_stock:15 Shipping Port:Xiamen, China Lead Time:1-3 Days Condition:Brand New And Original Warranty:1 Year Certificate:COO
The Siemens 6AG1972-0DA00-2AA0 is a SIPLUS DP active RS-485 terminating element for PROFIBUS DP networks. It is based on the 6ES7972-0DA00-0AA0 design and provides active bus termination using an independent 24 V DC power supply.
The terminator supports PROFIBUS DP transmission rates from 9.6 kbit/s to 12 Mbit/s and uses screw terminals for the supply voltage and PROFIBUS cable connections. Its conformal-coated SIPLUS configuration is specified for operation from -25 to +60 °C and provides IP20 protection.
Technical Specifications
Parameter
Specification
Brand
Siemens
Part Number
6AG1972-0DA00-2AA0
Product Type
SIPLUS DP active RS-485 terminating element
Base Design
6ES7972-0DA00-0AA0
Network Type
PROFIBUS DP / RS-485
Transmission Rate
9.6 kbit/s to 12 Mbit/s
Rated Supply Voltage
24 V DC
Permissible Supply Voltage
20.4 to 28.8 V DC
Typical Current Consumption
30 mA
Supply Connection
Screw terminal block
PROFIBUS Connection
Screw terminal block
Protection Rating
IP20
Conformal Coating
Yes
Operating Temperature
-25 to +60 °C
Storage/Transport Temperature
-40 to +70 °C
Dimensions (L × W × H)
Not reliably published as fixed product dimensions; packaging: 7.20 × 8.50 × 5.80 cm
Net Weight
0.106 kg
Product Family
SIPLUS DP active RS-485 terminating element
Application
Active PROFIBUS DP bus termination
Recommended Companion Models
Model
Product Name
6AG1972-0AA02-7XA0
Siemens SIPLUS DP RS-485 Repeater
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6AG1972-0BB70-7XA0
Siemens SIPLUS DP PROFIBUS FastConnect PG Bus Connector
6AG1964-2AA04-7AB0
Siemens SIPLUS S7-400 IF964-DP Interface Module
Frequently Selected Alternatives
Model
Product Name
6ES7972-0DA00-0AA0
Siemens SIMATIC DP Active RS-485 PROFIBUS Terminator
6AG1972-0AA02-7XA0
Siemens SIPLUS DP RS-485 Repeater
6AG1972-0AB01-4XA0
Siemens SIPLUS DP Diagnostic Repeater
6AG1972-0BA42-7XA0
Siemens SIPLUS DP PROFIBUS 35° Bus Connector
Where It Fits in Industrial Applications
• Designed for active termination of PROFIBUS DP bus segments using RS-485 communication technology.
• Provides independent bus termination for PROFIBUS networks operating at transmission rates from 9.6 kbit/s to 12 Mbit/s.
• Suitable for Siemens SIMATIC and SIPLUS automation systems requiring a powered RS-485 terminating element.
• Can be used at the end of a PROFIBUS segment where reliable bus termination is required independently of the connected bus participant.
Key Strengths at a Glance
• SIPLUS DP active RS-485 terminating element based on the Siemens 6ES7972-0DA00-0AA0 design.
• Uses an independent 24 V DC power supply, allowing the bus termination to remain active independently of connected PROFIBUS devices.
• Supports PROFIBUS DP transmission rates from 9.6 kbit/s to 12 Mbit/s.
• Conformal coating and an operating temperature range of -25 to +60 °C support use in demanding industrial environments.
Technical FAQs
1. What is Siemens 6AG1972-0DA00-2AA0?
6AG1972-0DA00-2AA0 is a SIPLUS DP active RS-485 terminating element designed for PROFIBUS DP bus termination.
2. What standard Siemens product is 6AG1972-0DA00-2AA0 based on?
The SIPLUS version is based on the Siemens 6ES7972-0DA00-0AA0 RS-485 PROFIBUS terminator.
3. What is the main function of the active RS-485 terminator?
It provides the required electrical termination of a PROFIBUS RS-485 bus segment while operating from its own power supply.
4. What PROFIBUS transmission rates are supported?
The terminator supports PROFIBUS DP transmission rates from 9.6 kbit/s up to 12 Mbit/s.
5. What supply voltage does the terminator require?
The rated supply voltage is 24 V DC, with a permissible supply range of 20.4 to 28.8 V DC.
6. What is the typical current consumption?
The typical current consumption is approximately 30 mA.
7. Can the terminator operate independently of the connected PROFIBUS device?
Yes. Its independent power supply allows the bus termination to remain active independently of the bus participants.
8. What type of connections are provided?
The unit uses screw terminal connections for the supply voltage and PROFIBUS cables.
9. What environmental conditions are supported?
The SIPLUS version is specified for an operating temperature range of -25 to +60 °C and features conformal coating for enhanced environmental protection.
10. What should be verified before ordering this terminator?
The PROFIBUS network type, required transmission rate, 24 V DC supply availability, RS-485 termination requirement, and compatibility with the applicable Siemens automation system should be verified before installation.
