CBRN Digital Pressure Differential Control Unit

CBRN Pressure Monitoring CBRN Digital Pressure Differential Control Unit for collective protection systems DIGITAL DIFFERENTIAL / POSITIVE PRESSURE
Digital Differential Pressure Monitoring

CBRN Digital Pressure Differential Control Unit

CBRN Digital Pressure Differential Control Unit is designed to measure, display and monitor the pressure difference between protected internal environments and external atmospheric conditions. Continuous differential-pressure monitoring supports positive pressure control in CBRN collective protection systems.

Power Requirement 16 – 32 VDC
Operating Temperature -30°C / +55°C
Storage Temperature -40°C – +71°C
Weight 0.5 kg

Digital pressure-differential monitoring with adjustable alarm threshold, audible and visual warnings, blackout mode, alarm mute and built-in self-test.

Digital Monitoring of Internal and External Pressure Difference

The primary purpose of the CBRN Digital Pressure Differential Control Unit is to measure, display and continuously monitor the pressure difference between an internal protected zone and the external environment.

By comparing internal pressure with external atmospheric pressure, the unit provides operators with real-time differential-pressure information used to monitor the positive pressure condition required by CBRN collective protection architectures.

01 / DEPLOYMENT

Continuous Pressure Monitoring for Collective Protection Systems

The unit is intended for CBRN collective protection systems installed in military vehicles, shelters, containers and protected enclosures. It is suited to applications where continuous monitoring is required to maintain internal overpressure relative to the surrounding environment.

Its digital indication and alarm functions provide the operator with immediate pressure-status information across vehicle-mounted and enclosed collective protection applications.

Pressure
Monitoring
ΔP
DIGITAL

Internal-to-External Differential Pressure Calculation

External pressure is transmitted to the internal sensor through a pneumatic hose, while internal pressure is measured directly within the protected enclosure. The unit calculates the difference between these pressure values and displays the result digitally on the screen.

When the measured differential pressure falls below the manually configured threshold, the unit activates audible and visual warnings. When integrated with analog control units, the pneumatic line also supports positive-pressure calculation while referencing atmospheric conditions.

Configuration & Function

Digital Monitoring and Alarm Features

01

Digital Pressure Display

Calculates and displays the differential pressure between the protected internal environment and external atmospheric conditions.

02

Pneumatic External Reference

External pressure is transmitted to the internal sensor through a pneumatic hose for differential-pressure calculation.

03

Adjustable Alarm Threshold

The desired pressure-difference warning level can be manually set by the operator.

04

Audible & Visual Warnings

Warning functions activate when the measured pressure difference falls below the configured threshold.

05

Blackout & Alarm Mute

Blackout mode and alarm mute functionality support operational flexibility in protected military environments.

06

Built-In Self-Test

Integrated device self-testing supports operator verification of the control unit.

System Architecture

Digital Differential Pressure Monitoring Structure

INTERNAL / 01

Protected Environment

Measurement
Internal Pressure
Location
Protected Enclosure
Purpose
Positive Pressure Monitoring
EXTERNAL / 02

Atmospheric Reference

Measurement
External Pressure
Transfer
Pneumatic Hose
Reference
Atmospheric Conditions
CONTROL / 03

Digital Monitoring Unit

Display
Pressure Differential
Alarm
Audible & Visual
Functions
Blackout / Mute / Self-Test
Deployment Areas

Operational Applications

Military Vehicles
CBRN Shelters
Protected Containers
Protected Enclosures
Collective Protection Systems
Positive Pressure Systems
02 / FUNCTIONAL ROLE

Real-Time Verification of Positive Pressure Conditions

The control unit continuously monitors pressure differential so operators can verify that the protected environment maintains positive pressure relative to external conditions.

Real-time digital indication combined with configurable audible and visual alarms supports system-status awareness and pressure-condition monitoring in CBRN collective protection applications.

Military Qualification

Environmental and Electromagnetic Qualification

The supplied product information states that the CBRN Digital Pressure Differential Control Unit has successfully passed environmental and electromagnetic testing according to MIL-STD-810 and MIL-STD-461.

The described qualification scope includes high temperature, low temperature, humidity, shock, vibration, EMI and EMC conditions.

MIL-STD-810 High / Low Temperature
MIL-STD-810 Humidity / Shock / Vibration
MIL-STD-461 EMI / EMC
FAQ / 05

Frequently Asked Questions

01 What does the CBRN Digital Pressure Differential Control Unit measure?

It measures and displays the pressure difference between the internal protected environment and external atmospheric pressure.

02 How is external pressure information transferred to the unit?

External pressure is transmitted to the internal sensor through a pneumatic hose connected to the unit.

03 Can the pressure-difference alarm threshold be adjusted?

Yes. The desired pressure-difference warning level can be set manually by the operator.

04 What types of warnings does the unit provide?

The unit provides both audible and visual warnings when the measured pressure difference falls below the configured threshold.

05 Does the unit support self-testing and alarm-control functions?

Yes. The supplied product information specifies built-in device self-testing, alarm mute and blackout functions.

CBRN Digital Pressure Differential Control Unit Specifications

Technical Data

Power Requirement 16 – 32 VDC
Operating Temperature -30°C / +55°C
Storage Temperature -40°C – +71°C
Weight 0.5 kg
Fire Bulgaria / Product Support

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