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The AP-VMA1420-700 from Johnson Controls is a modular assembly designed specifically for variable air volume control. This compact unit efficiently operates within a supply voltage range of 20 to 30 VAC and consumes a maximum of 10 VA.
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| Manufacturer | Johnson Controls |
|---|---|
| Product Type | Variable Air Volume Modular Assembly |
| Product Line | Metasys AS |
| Part Number | AP-VMA1420-700 |
| Operating Humidity | 10–90% RH, non-condensing |
| Supply Voltage | 20-30 VAC |
| Frequency | 50/60 Hz |
| Power Consumption | 10 VA maximum |
| Optional 24 Volts AC Fuse Current | 2.0 Amperes |
| Terminations | 6.3 mm spade lugs |
| Actuator Rating | 4 Nâ‹…m minimum |
| Minimum Shaft Length | 44 mm |
| Mounting | Mounts to ducts and damper shafts with a single set screw and mounting screw |
| Actuator Rotation | 90° |
| Communication Interfaces | N2 and Zone Bus |
| Ambient Operating Temperature | 0 to 50°C |
| Ambient Storage Temperature | -40 to 70°C |
The Johnson Controls AP-VMA1420-700 serves as a dedicated variable air volume modular assembly. Weighing just 3.06 lbs, this unit is designed for seamless integration into HVAC systems. It functions efficiently within a supply voltage of 20-30 VAC and is rated for both 50 and 60 Hz frequencies, catering to different power system setups. Operating at a maximum power consumption of 10 VA, it is both energy-efficient and effective.
Humidity tolerance spans from 10% to 90% RH without condensation, making it suitable for varied environmental conditions. The modular assembly can endure ambient temperatures from 0°C to 50°C during operations, with the ability to withstand even harsher storage conditions down to -40°C and up to 70°C. The actuator integrated into this assembly is rated to deliver a minimum torque of 4 N⋅m and features a rotational capability of 90°, ensuring adequate adjustments for airflow control. Additionally, it necessitates a minimum shaft length of 44 mm for proper functionality.
For installation, the assembly mounts securely to ducts and damper shafts utilizing a single set screw alongside a mounting screw. Connections are straightforward with 6.3 mm spade lugs for terminations. Furthermore, it is equipped with communication interfaces including N2 and Zone Bus, facilitating efficient communication with control systems. Optionally, it can support a 24 volts AC fuse current rated at 2.0 Amperes, adding to its versatility across various HVAC applications.