Description
Product Overview
The INSTRUKART AI-CRM3-1-1 Negative Room Pressure Monitor is engineered specifically for pharmaceutical clean rooms, hospital isolation suites, and active pharmaceutical ingredient (API) manufacturing facilities where strict environmental control is mandatory. Constructed from a powder‑coated mild steel enclosure with a stainless steel front flush plate, the unit offers robust protection against corrosion, chemical exposure, and the rigorous cleaning protocols typical of regulated environments. The monitor integrates three core sensing capabilities—temperature, relative humidity, and differential pressure—into a single compact device, eliminating the need for multiple separate instruments and reducing overall system complexity. Its 3‑line red 7‑segment LED display provides clear, at‑a‑glance readings, while the built‑in buzzer alerts operators to out‑of‑range conditions, ensuring rapid response to any deviation from target parameters. The device is supplied with a factory calibration certificate, guaranteeing traceability to recognized standards and simplifying compliance documentation for validation and audit processes.
![[Product front view showing all components]](https://www.thrustore.store/wp-content/uploads/2026/07/edd5743cd6664e3082c6aa666e43c11d.jpg)
Usage
Designed for continuous operation in demanding clean‑room environments, the AI‑CRM3‑1‑1 can be wall‑mounted or modularly mounted using a stainless‑steel front plate that aligns with existing clean‑room infrastructure. The monitor accepts two 4 mm hose nipples for differential pressure sampling, allowing direct connection to pressure‑balanced rooms or adjacent spaces. External temperature and humidity sensors are housed within the stainless‑steel front plate, providing accurate ambient measurements without compromising the sterile barrier. The RS‑485 Modbus RTU communication interface enables seamless integration with building management systems (BMS), supervisory control and data acquisition (SCADA) platforms, and other industrial IoT networks, facilitating centralized monitoring, historical data logging, and automated alarm management. Power adapters compatible with both U.S. and European voltage standards ensure reliable operation worldwide, while the device’s low power consumption supports energy‑efficient installations.
Why Choose Us
INSTRUKART’s reputation for precision instrumentation is reflected in the AI‑CRM3‑1‑1’s rigorous quality assurance processes. Each unit undergoes comprehensive factory calibration against certified reference standards, providing traceable accuracy of ±0.5 °C for temperature and ±3 %RH for humidity, as well as high‑resolution differential pressure measurement. The robust enclosure, combined with stainless‑steel sensor housings, meets the stringent cleanliness and durability requirements of ISO‑14644‑1 Class 5 and higher clean‑room classifications. Our dedicated technical support team offers installation assistance, calibration verification, and ongoing maintenance guidance, ensuring that your monitoring system remains reliable throughout its service life. Additionally, the inclusion of a detailed user manual and a factory‑issued calibration certificate simplifies regulatory submissions and audit readiness for GMP‑compliant facilities.
Key Features
- All‑in‑one monitoring of temperature, humidity and differential pressure reduces equipment footprint and simplifies system architecture.
- High‑accuracy sensors with factory‑calibrated certificates provide traceable data for regulatory compliance.
- Stainless‑steel front plate and powder‑coated enclosure ensure durability and resistance to harsh clean‑room cleaning agents.
- RS‑485 Modbus RTU interface enables seamless integration with existing BMS, SCADA, and IoT platforms for centralized control.
- Dedicated after‑sales support and comprehensive documentation guarantee reliable operation and easy maintenance.
FAQ
What is the temperature measurement range?
The monitor measures temperature from 0 °C to 50 °C (32 °F to 122 °F) with an accuracy of ±0.5 °C and a resolution of 0.1 °C, suitable for most clean‑room and hospital environments.
Can the device be used with existing building management systems?
Yes. The built‑in RS‑485 Modbus RTU communication protocol allows direct connection to most BMS and SCADA systems, enabling real‑time data acquisition, alarm configuration, and historical logging.
How is the differential pressure sampled?
Two 4 mm hose nipples on the top of the enclosure accept pressure‑balanced tubing, allowing the monitor to compare pressure between the clean room and an adjacent space, providing precise differential pressure readings essential for maintaining ISO‑class compliance.
Is the monitor suitable for pharmaceutical validation?
Absolutely. The unit comes with a factory calibration certificate, meeting GMP and FDA validation requirements, and its stainless‑steel sensor housing complies with clean‑room hygiene standards.
What warranty and support are provided?
INSTRUKART offers a standard one‑year warranty covering manufacturing defects, along with access to technical support for installation, calibration verification, and troubleshooting throughout the warranty period.






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