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Product Code Numbers |
Smoke Control Models: MS-VMA1610-0U: 1-Point VMA (Cooling Only) MS-VMA1610-1U: Integrated VAV Controller/Actuator/DPT (Cooling Only), 3.3 Volt Model MS-VMA1620-0U: 6-Point VMA (Cooling with Reheat and Fan Control) MS-VMA1620-1U: Integrated VAV Controller/Actuator/DPT (with Reheat and Fan Control), 3.3 Volt Model |
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Supply Voltage |
24 VAC (nominal, 20 VAC minimum/30 VAC maximum), 50/60 Hz, Power Supply Class 2 (North America), Safety Extra-Low Voltage (SELV) (Europe) |
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Power Consumption |
10 VA typical, 14 VA maximum Note: VA ratings do not include any power supplied to the peripheral devices
connected to Binary Outputs (BOs) or Configurable Outputs (COs), which can consume
up to 12 VA for each BO or CO, for a possible total consumption of an additional
60 VA (maximum).
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Ambient Conditions |
Operating: 0 to 50°C (32 to 122°F) Storage: -40 to 70°C (-40 to 158°F) |
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Terminations |
Inputs/Outputs: 6.3 mm (1/4 in.) Spade Lugs FC Bus, SA Bus, and Supply Power: 4-Wire and 3-Wire Pluggable Screw Terminal Blocks Sensor Port: RJ-12 6-Pin Modular Jacks |
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Controller Addressing |
DIP switch set; valid field controller device addresses 4–127 (Device addresses 0–3 and 128–255 are reserved and not valid field controller addresses.) |
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Communications Bus |
BACnet MS/TP, RS-485: 3-wire FC Bus between the supervisory controller and field controllers 4-wire SA Bus from the VMA controller, network sensors, and other sensor/actuator devices, includes a terminal to source 15 VDC supply power from VMA to SA Bus devices Note: For more information, refer to the MS/TP Communications Bus Technical
Bulletin (LIT-12011034).
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| Processor |
Renesas® 16-bit H8S/239x microcontroller |
| Memory |
1 MB Flash Memory and 512 KB RAM |
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Input and Output Capabilities |
MS-VMA1610-0: 1 - Universal Input: Defined as 0–10 VDC, 0–600k ohm, or Binary Dry Contact MS-VMA1620-0: 1 - Universal Input: Defined as 0–10 VDC, 0–600k ohm, or Binary Dry Contact 3 - Binary Outputs: Defined as 24 VAC Triac (internal power source) 2 - Configurable Outputs: Defined as 0–10 VDC or 24 VAC Triac BO |
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Analog Input/Analog Output Resolution and Accuracy |
Analog Input: 15-bit resolution Analog Output: 16-bit resolution and ±200 mV in 0–10 VDC applications |
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Differential Pressure Transducer |
Setra transducer, differential pressure to electrical, 0 to 0.375 kPa (0 to 1.5 in. WC) , 0.5 to 4.5 VDC output, 5 VDC supply, aluminum plated. Performance Characteristics Combined Repeatability and Hysteresis Error: ±0.05% of Full Span Maximum Non-linearity Errors (Best Fit Method): ±1.0% of Full Span Maximum Response Time (to within 63% of Full Scale Pressure with Step Change on Input): 15 ms Temperature Error from 15.6 to 48.9°C (60 to 120°F) Null: ±0.06% of Full Span per °F Maximum Span: ±1.5% of Full Span Maximum Stability, Null: ±0.5% of Full Scale Maximum, 1 Year Minimum Stability, Span: ±2.0% of Full Scale Maximum, 1 Year Minimum |
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Mounting |
Mounts to damper shaft using single set screw and to duct with single mounting screw. |
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Housing |
Enclosure Material: ABS polycarbonate UL94 5VB; Self-extinguishing, Plenum Rated Protection Class: IP20 (IEC529) |
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Actuator Rating |
4 N•m (35 lb•in.) minimum shaft length = 44 mm (1-3/4 in.) |
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Dimensions |
Height x Width x Depth: 182 x 182 x 64 mm (7-3/16 x 7-3/16 x 2-1/2 in.) Center of Output Hub to Center of Anti Rotation Slot: 160 mm (6-5/16 in.) Note: Mounting space for all field controllers requires an additional 50 mm (2 in.)
space on top, bottom, and front face of controller for easy cover removal,
ventilation, and wire terminations.
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Weight |
0.86 kg (1.9 lb) |
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Compliance  |
United States: UL Listed, File E107041, CCN PAZX, UL 916, Energy Management Equipment; FCC Compliant to CFR47, Part 15, Subpart B, Class A UL Listed, File S4977, UL 864 UUKL/UUKLC 10th Edition Listed, Smoke Control Units and Accessories for Fire Alarm Systems Equipment (models with U product code suffix only) |
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Canada: UL Listed, File E107041, CCN PAZX7, CAN/CSA C22.2 No. 205, Signal Equipment; Industry Canada Compliant, ICES-003 UL Listed, File S4977, UL 864 UUKL/ORD-C100-13 10th Edition Listed, Smoke Control Units and Accessories for Fire Alarm Systems (models with U product code suffix only) |
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Europe: CE Mark – Johnson Controls declares that this product is in compliance with the essential requirements and other relevant provisions of the EMC Directive and the Low Voltage Directive. |
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Australia and New Zealand: RCM Mark, Australia/NZ Emissions Compliant |
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BACnet International: BACnet Testing Laboratories (BTL) Protocol Revision 7 Listed BACnet Application Specific Controller (B-ASC) |
The performance specifications are nominal and conform to acceptable industry standards. For application at conditions beyond these specifications, consult the local Johnson Controls office. Johnson Controls shall not be liable for damages resulting from misapplication or misuse of its products.