R. STAHL 9160/13-11-11Ss Transmitter Supply Unit

Reliable Transmitter Power Supply for Hazardous Areas

The R. STAHL 9160/13-11-11Ss Transmitter Supply Unit is designed to provide safe and reliable performance in hazardous environments. It is Ex i certified, which ensures proper isolation and protection. This makes it an ideal choice for industrial automation applications that require stringent safety measures.

Power Supply and Current Specifications

In terms of power, the 9160/13-11-11Ss requires an auxiliary supply of 24 V DC, and it operates within a voltage range of 18 to 31.2 V. Notably, it provides a nominal current of 88 mA and a power consumption of 2.1 W, ensuring that your system works efficiently. This makes the unit suitable for various demanding applications.

Input and Output Configuration

The unit supports 0/4 to 20 mA input and output with HART communication. Additionally, the functional range spans from 0 to 24 mA, allowing flexibility for different industrial configurations. As a result, this unit can handle diverse setups, enhancing its versatility.

Galvanic Isolation and Safety Features

The 9160/13-11-11Ss provides galvanic isolation with a test voltage of 1.5 kV AC between input and output. This isolation ensures safety and protection in hazardous areas. Furthermore, it features built-in protection against line faults and has a red “LF” LED for quick fault detection. Additionally, the unit offers protection against polarity reversal and undervoltage, ensuring reliable operation in challenging conditions.

Error Detection and Monitoring

In case of wire breakage, the unit detects errors at < 3.6 mA. If there is a short-circuit, it will trigger an error at > 20.5 mA. Notably, the red “LF” LED will light up, providing a clear visual signal of any issues. This makes troubleshooting easier and faster, allowing for immediate attention when needed.

Technical Specifications

Specification	Details
Input Signal	0/4 to 20 mA with HART
Input Range	0 to 24 mA
Max Input Current	50 mA
Short-Circuit Current	≤ 35 mA
Output Signal	0/4 to 20 mA with HART
Load Resistance	0 to 600 Ω (Terminal 1+/2-), 379 Ω (Terminal 3+/2-)
Settling Time	≤ 100 µs
Max Power Dissipation	1.7 W
Power Consumption	2.1 W
Fault Contact Switching Capacity	30 V / 100 mA
Test Voltage (Input to Output)	1.5 kV AC
Test Voltage (Input to Auxiliary Power)	1.5 kV AC
Ambient Temperature	-20°C to 70°C (Single device)
Storage Temperature	-40°C to 80°C
Enclosure Material	Polyamide
Dimensions	108 x 17.6 x 114.5 mm
Weight	195 g (0.43 lb)

Hazardous Area Approvals and Certifications

The 9160/13-11-11Ss is fully approved for use in Ex i hazardous areas. It provides safe electrical isolation, making it suitable for environments that require strict explosion protection. In addition, it complies with international standards, ensuring reliability and safety in the most challenging industrial conditions.