The HUMIDISTAT is engineered to maintain optimal humidity levels between 15-75% relative humidity. This device is essential for HVAC systems, ensuring comfort and preventing moisture-related issues. With precise calibration and durable construction, it is suitable for various applications, including residential and commercial environments. The compact design allows for easy integration into existing systems, and it complies with industry standards for reliability and performance.
Commercial Building Controls : Pneumatic Products : Pneumatic Humidity Controllers : HP970 : HP970A1009/U
Pneumatic Humidity Controller, number of pipes: 2, Action: Direct
Overview
Two-pipe, single setpoint, pneumatic humidistat used to provide proportional control of pneumatic valves on humidification or dehumidification systems.
Features
- Durable HP970 series humidistat.
- Pilot operated for high capacity.
- Direct Acting (DA) and Reverse Acting (RA) models are available.
- Vertical or horizontal mounting.
- Backplate has molded air connections; no separate fittings needed.
- Variety of cover finishes and display styles available.
Product Specifications
- Application
- Humidity
- Airflow Usage
- 0.011 scfm (5.2 mL/s)
- Dimensions (in.)
- 3 1/4 in. high x 2 in. wide x 1 5/8 in. deep
- Dimensions (mm)
- 83 mm high x 51 mm wide x 41 mm deep
- Maximum Safe Operating Pressure (psi)
- 25 psi
- Maximum Safe Operating Pressure (kPa)
- 170 kPa
- Temperature Range (F)
- 45 F to 125 F
- Temperature Range (C)
- 7 C to 52 C
- Comments
- Order Cover Separately
- Mounting
-
- Approvals, Underwriters Laboratories Inc.
-
- Approvals, CSA
-
- Shipping and Storage Temperature Range (F)
- -30 to +150 F
- Shipping and Storage Temperature Range (C)
- -34 to +66 C
- Approvals, Factory Mutual
-
- Connection Size (in.)
-
- Differential Pressure Range (psi)
-
- Differential Pressure Range (kPa)
-
- Approvals, NEMA Standard
-
- Action
- Direct Acting
- Setpoint
- Single
- Number of Pipes
- 2
- Scale Markings
- 15 to 75% RH
- Changeover Pressure (psi)
-
- Changeover Pressure (kPa)
-
- Mainline Pressure Range (psi)
-
- Capacity
-
- Control Range (fpm)
-
- Control Range (m/s)
-
- Number of Sensor Inputs
-
- Remote Control Point Adjustment
-
- Approximate Throttling Range, Midscale (psi)
-
- Approximate Throttling Range, Midscale (kPa)
-
- Throttling Range (%RH)
- 3 to 15% RH
