Original Industrial Spare Part

ABB 266DDH WirelessHART Differential Pressure Transmitter SIL3

Name: ABB 266DDH WirelessHART Differential Pressure Transmitter SIL3
Brand: ABB
SKU: 266DDHFSSA2A1E1L1C1H3
Price: 1917.00 CNY
Availability: InStock

Verify the part, confirm the platform family, and move straight into quotation with the right commercial details.

SKU: 266DDHFSSA2A1E1L1C1H3 SIS Safety & Redundancy Systems ABB

Add to Quote Email This Part Call Sales

266DDHFSSA2A1E1L1C1H3 | ABB Differential Pressure Transmitter - Transmitter

RFQ Ready

Request pricing & availability

SKU266DDHFSSA2A1E1L1C1H3
CategorySIS Safety & Redundancy Systems
BrandABB
SupportAvailability, lead time, condition, and shipping coordination

How Buyers Usually Use This Page

Confirm the exact part number and platform family before sending the quote request.
Use direct email when quantity, condition, and destination are already defined internally.
Switch to the broader brand or category archive when you need alternates nearby.

Series Navigation

Move through the most common platform families behind this part.

800xA Bailey Infi 90 DSQC Robotics

ABB 266DDH WirelessHART Differential Pressure Transmitter – SIL2/SIL3 Certified Smart Sensor

The ABB 266DDH differential pressure transmitter (Model: 266DDHFSSA2A1E1L1C1H3) represents cutting-edge wireless process instrumentation technology, delivering exceptional ±0.06% accuracy across a wide measurement range of 0.05 to 16,000 kPa. This premium WirelessHART transmitter integrates seamlessly into safety-critical applications with SIL2 and SIL3 certification, making it the ideal choice for demanding industrial environments requiring reliable differential pressure monitoring.

Technical Specifications

Parameter	Specification
Model Number	266DDHFSSA2A1E1L1C1H3
Accuracy	±0.06% of span
Measurement Range	0.05 – 16,000 kPa
Communication Protocol	WirelessHART (IEC 62591)
Safety Certification	SIL2 / SIL3 (IEC 61508)
Diaphragm Seal	Integrated remote seal compatible
Battery Life	10+ years (typical operation)
Operating Temperature	-40 °C to +85 °C
Process Connection	1/2″ NPT or flanged options
Housing Material	Stainless steel 316L
Explosion Protection	ATEX, IECEx, FM, CSA certified

Application Scenarios

This smart differential pressure transmitter excels in diverse industrial applications including flow measurement via orifice plates and venturi tubes, level monitoring in pressurized vessels and tanks, filter and strainer differential pressure monitoring for predictive maintenance, and leak detection in critical pipeline systems. The wireless architecture eliminates costly cabling infrastructure while the ABB AI825 Analog Input Module provides seamless integration with wired control systems when hybrid architectures are required.

For comprehensive process automation solutions, pair this transmitter with the ABB SLR02.501 PLC Controller for advanced logic control, or integrate with the ABB PP865 15-Inch Touch HMI for intuitive operator visualization and trending capabilities.

Complete Industrial Automation Solutions

The 266DDH transmitter integrates seamlessly into multi-vendor automation architectures. When building safety instrumented systems, combine with the ABB SAFT103CON Safety Field Transmitter Controller for redundant safety logic. For analog signal conditioning, the ABB AI815 HART Analog Input Module provides 8-channel HART communication capabilities.

Expand your pressure measurement portfolio with complementary products like the ABB 266DSH Differential Pressure Transmitter for standard wired applications, or the ABB 266GDT Gauge Pressure Transmitter for absolute pressure monitoring. For temperature compensation in critical measurements, consider the ABB SAFT185TBC Safety Field Transmitter with integrated temperature sensing.

Frequently Asked Questions

Q: What is the battery replacement interval for the 266DDH WirelessHART transmitter?
A: Under typical operating conditions with 4-second update rates, the lithium battery provides 10+ years of maintenance-free operation. Battery status is continuously monitored via WirelessHART diagnostics.

Q: Can this transmitter be used in SIL3 safety loops?
A: Yes, the 266DDH is certified for use in SIL2 and SIL3 safety instrumented systems per IEC 61508 and IEC 61511 standards when configured according to ABB safety manual requirements.

Q: What is the wireless range and network topology?
A: Line-of-sight range typically exceeds 200 meters. The WirelessHART mesh network supports self-healing redundant paths with unlimited network extension via additional routing devices.

Q: Is the transmitter compatible with existing HART infrastructure?
A: The 266DDH uses WirelessHART protocol (IEC 62591) which shares the same application layer as wired HART, enabling seamless integration with existing HART-based asset management systems and DCS platforms.

Q: What diaphragm seal options are available?
A: The transmitter supports remote diaphragm seals for high-temperature, corrosive, or viscous process media applications. Seal materials include 316L stainless steel, Hastelloy C, Monel, and Tantalum.

Warranty & Support

All ABB 266DDH differential pressure transmitters include a comprehensive 12-month manufacturer warranty covering defects in materials and workmanship. Extended warranty programs and calibration services are available through authorized ABB service centers worldwide. Technical support includes configuration assistance, troubleshooting guidance, and firmware updates to ensure optimal long-term performance.

For complete system integration, explore our range of complementary automation components including the ABB 07CR41 PLC Controller and ABB CP635 7-Inch Touch Screen HMI for distributed control architectures.