| Вид документа | Інструкція з монтажу |
|---|---|
| Виробник | JCI |
| Код документа | vav-modular-assembly-vma-1410-1420-installation-guide |
| Група обладнання | VMA14 VAV Modular Assembly |
| Сторінок | 6 |
| Мова документа | англійська |
| Розмір файлу | 0.2 МБ |
Текст документа
Installation Instructions
Issue Date April 2016
VAV Modular Assembly (VMA) 1410/1420
Application Hardware Addressing
The Variable Air Volume (VAV) Modular Assembly In hardware addressing, the N2 address DIP switches
(VMA) 1400 Series consists of configurable digital on the side of the VMA are manually set to the
controllers. Both the VMA1410 and 1420 have a appropriate address (Figure 1). The N2 hardware
pressure sensor and actuator in a prewired unit. For address equals the sum of the values beside each
additional information, refer to the Variable Air Volume DIP switch that is set to ON. For example, if the first
Modular Assembly (VMA) 1400 Series Overview and DIP switch (1) and the fifth DIP switch (16) are both
Engineering Guidelines Technical Bulletin set to ON, the N2 hardware address for that controller
(LIT-6363120) and the Variable Air Volume Modular is 17 (1 + 16 = 17).
Assembly (VMA) 1400 Series Application Note Use Addresses 1-253 (254 is reserved and should not
(LIT-6375125). Use HVAC PRO software to program be used by any N2 device on the same N2 trunk).
these controllers. (Use EURO PRO in Europe.)
Software Addressing
Installation In software addressing, use HVAC PRO software
Set the N2 addresses using the following instructions Release 8.01 or later to set the N2 address of each
before mounting the VMA. VMA over the Zone Bus. The VMA must be at
firmware Revision B12 or later in order to use software
Setting N2 Addresses addressing.
There are two ways to set the N2 addresses for VAV To use software addressing:
boxes: hardware addressing or software addressing.
Hardware addresses take priority over software 1. Set DIP switches to address 0 or 255 and install
addresses. If software addressing is used, the the VMAs. If the DIP switches are set to any other
hardware address of each VMA must be disabled by value during power up, the controller defaults to
setting the N2 address (DIP) switch to 0 or to 255. hardware addressing.
N2 Address To CCW To CW
DIP Switches End Stop End Stop
O
F
O F
N
128
64
32
16 Mounting
8
4 Screw
2
1 Shoulder
Washer
example: 16 + 1 = 17
Gear
Phone Jack Port Release
(Sensor) (Push Down) Mounting Slot
packsl1f
Figure 1: VMA1410/1420 Controller
© 2016 Johnson Controls, Inc. 1
Part No. 24-8740-1, Rev. F www.johnsoncontrols.com
2. Supply power to the units. IMPORTANT: When the air supply to the VAV
3. Program each address through the Zone Bus box is below 50°F (10°C), make sure that any
using a laptop, AS-CBLPRO-2 or condensation on the VAV box, particularly on the
AS-CVTPROx00-0 converter, and damper shaft, does not enter the electronics. Mount
HVAC PRO software Release 8.01 or later. Select the VMA vertically above the damper shaft to allow
either Controller Information or VMA Balancer Tool any shaft condensation to fall away from the VMA
from the Action menu in HVAC PRO software. controller. Additional measures may be required in
some installations.
If you select Controller Information, select Single
Device. 3. Secure the self-drilling No. 10 screw into the
4. Select Zone Bus. The Controller Information VMA mounting slot with a power screwdriver and
screen or VMA Balancer Tool screen appears. 100 mm (4-inch) extension socket. Otherwise, use
a punch to mark the position of the shoulder
5. Select an N2 address from the drop-down list. washer, and then drill a hole into the VAV box
6. Click Set Address. through the mark using a 3.5 mm (9/64 in.) drill bit.
Insert the mounting screw, and tighten against the
7. Wait for the new address to appear in the washer.
N2 Address field of the Controller Information
screen or Balancer Tool screen. IMPORTANT: Do not overtighten the screws,
Alternately, program each address through the Zone or the threads may strip. If mounting to the VAV box,
Bus using a Palm™ compatible handheld device and make sure the screws do not interfere with damper
the VMA1400 Balancing Tool (VBT) software. Refer to blade movement.
the Auxiliary Gear Technical Bulletin (LIT-6363080)
and Using the VMA1400 Balancing Tool (VBT) 4. Locate the damper position using typical marking
Software Technical Bulletin (LIT-6363092). on the end of the damper shaft (see Figure 2).
Refer to the Testing and Receiving Data from
Controllers chapter (LIT-63750416) of the HVAC PRO packsli4
User’s Guide for more information.
Figure 2: Typical Damper Shaft End Icons
Mounting 5. Note the direction, Clockwise (CW) or
For additional information, refer to the Mounting and Counterclockwise (CCW), required to close the
Wiring Variable Air Volume Modular Assembly (VMA) damper. Grasp the damper shaft firmly with pliers
1400 Series Controllers Technical Bulletin and either manually close the damper for 90°
(LIT-6363125). boxes or manually open the damper for 45° or 60°
To mount the VMA1410/1420: boxes.
1. Set the N2 address DIP switches to the 6. Push down and hold the gear release lever (see
appropriate address before mounting the VMA. Figure 1), and turn the VMA coupler until it
Make sure the switches are pressed fully to the contacts the mechanical end-stop at either the
required position. See the Setting N2 Addresses fully closed (90° boxes) or fully open (45° or
section in this document. 60° boxes) position.
2. Place the VMA in the proper mounting position on 7. If the damper for a 90° box closes CCW, rotate the
the damper shaft so that the wiring connections coupler to the CCW mechanical limit. If the
are easily accessible. Make sure the VMA base is damper for a 90° box closes CW, rotate the
parallel to the VAV box. If needed, use a spacer to coupler to the CW mechanical limit.
offset tipping of the VMA caused by The open end-stop is automatically set for
shaft bushings. 90° boxes. Hard stops must be provided for 45°
and 60° boxes at both fully closed and fully open
damper positions. By installing the VMA at the fully
open position, the VMA provides the open stop for
45° and 60° boxes. The closed damper seal
provides the fully closed stop.
2 VAV Modular Assembly (VMA) 1410/1420 Installation Instructions
8. Tighten the square coupler bolt to the shaft using Wiring
an 8 mm (5/16 in.) wrench or 10 mm (3/8 in.)
!
12-point socket. Tighten to 17 to 21 N⋅m (150 to
180 lb⋅in [14 lb⋅ft]). CAUTION: Risk of Electric Shock.
9. Loop the pneumatic tubing to include a trap for Disconnect supply power to the VMA1410/1420
condensation. Attach the tubing from the VMA to before attempting to adjust the DIP-switch. Failure to
the VAV box pickup. The HI (red) tubing is disconnect the supply power may result in electric
connected to the inlet or high-pressure side and shock.
the clear tubing to the low side (see Figure 3).
To wire the VMA:
10. Push the gear release lever, and turn the actuator
1. Terminate wiring per engineering drawings.
coupling manually to ensure that the actuator can
rotate from full closed to full open positions without 2. Install the N2 Bus to the Network Control Module
binding. (NCM) or N30/N31 controller in a daisy chain only
(see Figure 3).
11. Complete the mounting by rotating the damper to
the full open position. 3. Ensure the N2 address DIP switches are set to the
appropriate hardware address (0 or 255 if using
software addressing).
! CAUTION: Risk of Equipment Damage. 4. Connect power to the VMA.
Rotate the damper to full open position before
starting the air handler. Failure to rotate the damper 5. Download, commission, and balance the VMA.
to the full-open position may result in damage to the
VAV box when the air handler is started.
Table 1: VMA Wiring List
Point Description Range Input or Maximum Maximum Cable Wire Size in
Load Voltage Current Length mm or mm2
Impedance (AWG)
(ohms)
AI-1* Zone 1 K ohm 10 K 5 VDC 0.5 mA 150 m (500 ft) 1.5 mm2 (18)
Temperature Nickel, 30 m (100 ft) 0.6 mm (24)
Silicon, or
Platinum
2.25 K ohm 10 K 5 VDC 0.5 mA 150 m (500 ft) 0.6 mm to 1.5
NTC mm2 (24 to
(Negative 18)
Temperature
Coefficient)
AI-2* Zone Setpoint 1.6 K ohm 10 K 5 VDC 0.5 mA 150 m (500 ft) 1.5 mm2 (18)
2-wire 30 m (100 ft) 0.6 mm (24)
potentiometer
AI-3* Humidity 0 to 10 VDC 1.1 M 16.5 VDC 15 mA 150 m (500 ft) 0.6 mm to 1.5
Transmitter mm2 (24 to
18)
AI-4* Perimeter 1 K ohm 10 K 5 VDC 0.5 mA 150 m (500 ft) 1.5 mm2 (18)
Temperature or Nickel, 30 m (100 ft) 0.6 mm (24)
Supply Air Silicon, or
Temperature Platinum
2.25 K ohm 10 K 5 VDC 0.5 mA 150 m (500 ft) 0.6 mm to 1.5
NTC mm2 (24 to
18)
Continued on next page . . .
VAV Modular Assembly (VMA) 1410/1420 Installation Instructions 3
Point Description Range Input or Maximum Maximum Cable Wire Size in
(Cont.) Load Voltage Current Length mm or mm2
Impedance (AWG)
(ohms)
AI-5* Velocity 0-1.5 in. W.C. 250 K 5 VDC 0.020 mA Internal NA
Pressure (0.5 to
(internal) 4.5 VDC)
BI-1* Temporary 0-5 VDC, 440 5 VDC 10 mA 150 m 1.5 mm2 (18)
Occupied 3.1 V trigger (500 ft)
30 m (100 ft) 0.6 mm (24)
BI-2* Comfort 0-15 VDC, 47 K 17 VDC 0.3 mA 150 m 0.6 mm to 1.5
(occupied) 2.5 V trigger (500 ft) mm2 (24 to
18)
BI-3* Window, Off 0-15 VDC, 47 K 17 VDC 0.3 mA 150 m 0.6 mm to 1.5
(shutdown) 2.5 V trigger (500 ft) mm2 (24 to
18)
AO-1* Proportional 0-10 VDC 1 K-10 M 10 VDC 10 mA 150 m 1.5 mm2 (18)
Heat/ (500 ft)
Humidity/Fan 60 m (200 ft) 0.6 mm (24)
Speed
AO-2* Proportional 0-10 VDC 1 K-10 M 10 VDC 10 mA 150 m 1.5 mm2 (18)
Heat/ (500 ft)
Humidity/Fan 60 m (200 ft) 0.6 mm (24)
Speed
BO-1, 2, Fan/Box Heat/ 24 VAC 48-1000 30 VAC 100 mA 150 m 1.5 mm2 (18)
3, 4, 5^ Baseboard @25-500 mA (500 ft)
Heat/Electric 100 mA 30 m (100 ft) 0.6 mm (24)
Heat/Lighting
500 mA 30 m (100 ft) 1.5 mm2 (18)
500 mA 6 m (20 ft) 0.6 mm (24)
SM-1^ Stepper Motor ±34 VDC 72-100 40 VDC 250 mA Internal NA
(internal) 2-phase
N2 Networking ±5 V transmit, 200 5 VDC 100 mA 1500 m 0.6 mm to 1.5
Bus*^ Bus ±0.2 V (5000 ft) mm2 (24 to
receive 18)
Zone Local Room ±0-5 VDC >3000 5 VDC 100 mA 150 m 0.6 mm to 1.5
Bus* Sensor Bus (500 ft) mm2 (24 to
18)
Room AI-1, AI-2, See Zone 7.5 m (25 ft) 0.6 mm (24)
Sensor BI-1, Bus above. 15 m (50 ft) eight-
Cable* Zone Bus, and conductor
30 m (100 ft)
+15 VDC phone cable
+15 DC Output 14-18 VDC 1 K-10 M 18 VDC 35 mA 150 m 1.5 mm2 (18)
VDC* Supply (500 ft)
60 m (200 ft) 0.6 mm (24)
24 VAC AC Supply 20-30 VAC 12-48 30 VAC 417 mA (100 67 m (222 ft) 6 mm2 (10)
Power Voltage VA cable 42 m (140 ft) 4 mm2 (12)
In^ length)
27 m (88 ft) 2.5 mm2 (14)
17 m (55 ft) 1.5 mm2 (16)
11 m (35 ft) 1.5 mm2 (18)
* Isolated from 24 VAC.
^ Isolated from AI, BI, AO, Zone Bus, 15 VDC.
Note: All field terminals are power limited.
4 VAV Modular Assembly (VMA) 1410/1420 Installation Instructions
CW HI
Coupler Bolt End Stop (Red)
Set Screw LO
Coupler
CCW Pneumatic Tubing
End (Differential Pressure)
Stop
TE-6700
Optional National Electrical Code (NEC) TMZ1600 Screw Numbers
Class2 if More than 150 VAC Primary
Wiring
Energy Limited
Transformer
(1) 24 VAC (18) BI-1 8 TB1-1
(2) 24 VAC (19) COM 6 TB2-7
Primary 24 VAC (3) Earth Gnd. (20) BI-2
(Optional) (21) COM
24 VAC
Fan (4) BO-1* (22) BI-3
Relay (5) BCOM* (23) COM 6
open (6) BO-2* (24) +15 VDC* 5
3-wire
Incremental close (7) BCOM* (25) +15 VDC 5 TB2-8
Valve (26) AI-1 3 1 TB1-3
Actuator (9) BCOM* (27) COM 4 2 TB1-4
COM open (28) AI-2 4 TB1-2
3-wire (11) BCOM* (29) COM 3
close
Baseboard 8 7 TB2-5
(12) BO-5* (30) AI-3*
Heat TB2-6
(13) BCOM* (31) COM*
SHLD REF N2- N2+
(14) AO-1*
(15) COM*
(16) AO-2* (34) ZB+
(17) COM* (35) ZB- (Europe)
2-wire
Proportional
Valve Actuator TE-7000
Screw Numbers
Figure 3: Typical VMA1410/1420 Wiring Interface
(Europe)
LED Visual Response Action
Flashes at 1 second rate During initialization
Irregular flashing 4 times per second After communications established * Included on VMA1420 only.
Rapid flashing 20 times per second Needs core code download.
Not lit No power or +15V shorted
Optional N2 Shield
To Next To NCM
N2 Device N2 Bus Wiringis
24-18 AWG
VAV Modular Assembly (VMA) 1410/1420 Installation Instructions
5
Technical Specifications
Product Name Variable Air Volume Modular Assembly (VMA)
Product Code Number Cooling Only Models Cooling with Reheat and/or Fan Powered
Models
Single Unit AP-VMA1410-0 AP-VMA1420-0
Bulk Pack AP-VMA1410-0D AP-VMA1420-0D
Buy AP-VMA1410-0G AP-VMA1420-0G
American
Supply Voltage 20-30 VAC at 50 or 60 Hz
Power Consumption 10 VA maximum (relay and valve requirements not included)
Optional 24 VAC Fuse VMA1410 = 0.6 ampere, VMA1420 = 2.0 ampere
Current
Ambient Operating 0 to 50°C (32 to 122°F)
Conditions
Ambient Storage -40 to 70°C (-40 to 158°F)
Conditions
Terminations 6.3 mm (1/4 in.) spade lugs except communications, which are screw terminals
Optional Terminations 2 or 3 position screw terminals that plug onto spade lugs (optional accessories) 2-position
screw terminal: AP-TBK1002-0
3-position screw terminal: AP-TBK1003-0
Replacement N2 Communications Bus terminal: AP-TBK4N2-0
Controller Addressing DIP switch set (1-253)
Address 254 is reserved (0 or 255 is used for software addressing). Software addressable
with HVAC PRO Release 8.01 or later
Communications Bus N2 Bus between VMA controller and supervisory controller (3-wire) Zone Bus between VMA
controller and room sensor (8-pin phone jack or wire to spade lugs or optional plug-on
terminals)
Mounting Mounts to damper shaft using single set screw and to duct with single mounting screw.
Actuator Rating 4 N⋅m (35 lb⋅in) minimum
Minimum shaft length = 44 mm (1 3/4 in.)
Standards Compliance IEEE 472, IEEE518, UL 916 Listed
IEEE587 Category A/B, ANSI UL 94-5VB
C62.41 CSA 22.2 No. 205
FCC Part 15, Subpart J, Class IEC-950, IEC 801
A/B
CE Directive (89/336/EEC, EN50081-1, EN50082-2)
CISPR 22, Class B
FCC Part 15 Label - Note: This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15
of FCC Rules. These limits are designed to provide reasonable protection against harmful interference when this equipment is operated in a
commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in
accordance with the instruction manual, may cause harmful interference to radio communications. Operation of this equipment in a residential
area is likely to cause harmful interference, in which case the user will be required to correct the interference at their own expense.
European Single Point of Contact: NA/SA Single Point of Contact: APAC Single Point of Contact:
JOHNSON CONTROLS JOHNSON CONTROLS JOHNSON CONTROLS
WESTENDHOF 3 507 E MICHIGAN ST C/O CONTROLS PRODUCT MANAGEMENT
45143 ESSEN MILWAUKEE WI 53202 NO. 22 BLOCK D NEW DISTRICT
GERMANY USA WUXI JIANGSU PROVINCE 214142
CHINA
Controls Group
507 E. Michigan Street
P.O. Box 423 Published in U.S.A.
Milwaukee, WI 53201 www.johnsoncontrols.com
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