AP-VMA1420-0 | Johnson Controls VAV Modular Assembly Cooling/Reheat 20–30 VAC
Johnson Controls · Industrial Automation & Electrical
Description The Johnson Controls AP-VMA1420-0 is a Variable Air Volume Modular Assembly designed for cooling applications with optional reheat or fan-powered configurations. Operating on 20–30 VAC and rated at 10 VA, it integrates control, actuation, and communication functions for precise VAV airflow regulation in HVAC systems. Technical Specifications Condition New/Never Used Surplus Brand Johnson Controls Category HVAC Controls Part Number AP-VMA1420-0 Subcategory VAV Modular Assembly Module Type Variable Air Volume Modular Assembly (VMA) Series 1400 Series Application Cooling with reheat and/or fan-powered systems Supply Voltage 20–30 VAC, 50/60 Hz Power Consumption 10 VA maximum (excluding relay and valve loads) Optional Fuse Rating 2.0 A (24 VAC) Ambient Operating Temperature 0 to 50°C (32 to 122°F) Ambient Storage Temperature -40 to 70°C (-40 to 158°F) Controller Housing Plastic, UL 94-5VB plenum-rated Terminations 6.3 mm spade lugs; screw terminals for communications Serial Interfaces N2 Bus, Zone Bus N2 Addressing DIP switch or software (1–253) Communications Bus 3-wire N2; room sensor via Zone Bus Actuator Torque 4 Nm (35 lb-in) minimum Rotation 90° in 30 seconds Pressure Sensor Integrated Control Type Proportional Compliance Class 2 Weight 2.69 lbs (1.22 kg) Information About AP-VMA1420-0 The AP-VMA1420-0 is a Johnson Controls VAV Modular Assembly that integrates a precision actuator, VAV controller, and pressure sensing into a compact and robust unit. Designed for cooling VAV applications with optional reheat or fan-powered configurations, it supports proportional control and provides a 30-second, 90° actuator rotation for responsive damper positioning. The assembly operates on 20–30 VAC and consumes 10 VA, with an optional 2-amp fuse configuration for enhanced circuit protection. Communication flexibility is provided through N2 Bus and Zone Bus interfaces, allowing the module to interact with Johnson Controls room sensors and supervisory controllers. Its plenum-rated housing ensures safe installation in HVAC environments, while DIP-switch or software-based addressing supports easy commissioning and system integration. Key Features: Integrated VAV Controller: Combines actuation, airflow control, and pressure sensing in a single modular assembly. Cooling with Reheat Capability: Supports various VAV configurations including cooling-only, reheat, and fan-powered systems. Flexible Communication: Equipped with N2 Bus and Zone Bus for seamless network integration and room sensor connectivity. Fast Proportional Actuation: Features 90° rotation in 30 seconds for responsive damper positioning. Wide Operating Voltage Range: Runs on 20–30 VAC with low power consumption at 10 VA. UL 94-5VB Plenum-Rated Housing: Ensures safe installation in air-handling spaces and plenum environments. Extensive Addressing Options: DIP-switch or software configuration supports flexible controller assignment. Integrated Pressure Sensor: Provides accurate airflow measurement for stable VAV operation. Durable Construction: Designed for continuous HVAC operation with robust torque and reliable performance. Versatile Terminations: Supports spade lugs, screw terminals, and phone-jack sensor connections for easy wiring. The AP-VMA1420-0 delivers the reliability and precision required for modern VAV control in commercial HVAC systems.
Brand: Johnson Controls · Category: Industrial Automation & Electrical
Key features
- Integrated VAV Controller: Combines actuation, airflow control, and pressure sensing in a single modular assembly.
- Cooling with Reheat Capability: Supports various VAV configurations including cooling-only, reheat, and fan-powered systems.
- Flexible Communication: Equipped with N2 Bus and Zone Bus for seamless network integration and room sensor connectivity.
- Fast Proportional Actuation: Features 90° rotation in 30 seconds for responsive damper positioning.
- Wide Operating Voltage Range: Runs on 20–30 VAC with low power consumption at 10 VA.
- UL 94-5VB Plenum-Rated Housing: Ensures safe installation in air-handling spaces and plenum environments.
- Extensive Addressing Options: DIP-switch or software configuration supports flexible controller assignment.
- Integrated Pressure Sensor: Provides accurate airflow measurement for stable VAV operation.
- Durable Construction: Designed for continuous HVAC operation with robust torque and reliable performance.
- Versatile Terminations: Supports spade lugs, screw terminals, and phone-jack sensor connections for easy wiring.
Specifications
| Manufacturer part number | AP-VMA1420-0 |
|---|---|
| Condition | New/Never Used Surplus |
| Brand | Johnson Controls |
| Category | HVAC Controls |
| Part Number | AP-VMA1420-0 |
| Subcategory | VAV Modular Assembly |
| Module Type | Variable Air Volume Modular Assembly (VMA) |
| Series | 1400 Series |
| Application | Cooling with reheat and/or fan-powered systems |
| Supply Voltage | 20–30 VAC, 50/60 Hz |
| Power Consumption | 10 VA maximum (excluding relay and valve loads) |
| Optional Fuse Rating | 2.0 A (24 VAC) |
| Ambient Operating Temperature | 0 to 50°C (32 to 122°F) |
| Ambient Storage Temperature | -40 to 70°C (-40 to 158°F) |
| Controller Housing | Plastic, UL 94-5VB plenum-rated |
| Terminations | 6.3 mm spade lugs; screw terminals for communications |
| Serial Interfaces | N2 Bus, Zone Bus |
| N2 Addressing | DIP switch or software (1–253) |
| Communications Bus | 3-wire N2; room sensor via Zone Bus |
| Actuator Torque | 4 Nm (35 lb-in) minimum |
| Rotation | 90° in 30 seconds |
| Pressure Sensor | Integrated |
| Control Type | Proportional |
| Compliance | Class 2 |
| Weight | 2.69 lbs (1.22 kg) |
| Product type | VAV Modular Assembly |
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