
Honeywell
L91B1050/U Differential Pressure Controller for Safety Applications
Differential Pressure Controller for Safety Applications
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Type | Differential Pressure Controller |
| Pressure Type | Differential |
| Differential Range | Adjustable |
| Switch Type | SPDT snap-acting |
| Sensor Element | Stainless steel diaphragm |
| Connection | Dual pressure ports |
| Operating Temperature | -35°F to 150°F |
| Application | Safety pressure monitoring |
Notes
Product Overview
The L91B1050/U monitors differential pressure between two points and provides switching output when the set differential is reached. It is commonly used in safety monitoring applications such as filter monitoring, airflow proving, and combustion systems.
Key Features
- Differential pressure sensing
- Adjustable setpoint
- SPDT snap-acting switch
- Stainless steel diaphragm
- Suitable for safety applications
Packaging & Delivery
- Protective industrial packaging
- Export packing available
- Shipping by air, sea, or courier
- Bulk orders supported
Frequently Asked Questions (FAQ)
Q: What does differential pressure mean?
A: It measures the pressure difference between two points.
Q: Where is this used?
A: Safety monitoring, airflow proving, and filter monitoring.

