| Вид документа | Каталожна сторінка |
|---|---|
| Виробник | JCI |
| Код документа | electronic-proportional-plus-integral-temperature-control |
| Група обладнання | A350P Temperature Control with Analog Output |
| Сторінок | 1 |
| Мова документа | англійська |
| Розмір файлу | 0.1 МБ |
Текст документа
Code No. LIT-1922370
Issued February 1, 2009
A350P Series
Electronic Proportional Plus Integral Temperature Control
Description .
The A350P Electronic Proportional Plus Cov er Sc rews (Quant ity = 4)
M od ule
Integral Temperature Control Series has two Co nn ecto r Fast (C1)
2 3 4
Medium (C2)
proportional outputs of 0 to 10 VDC and Se tpoint 1
Slow (C3)
Off
Dial
0 to 20 mA. This control is used in conjunction O
N
with the A99B Series (PTC silicon) Thr ottling Ra nge
Int egrat ion DI P Switch
Po te ntiom et er
Temperature Sensors. Two controls cover a M in i m u m
THROT MIN
RANGE OUTPUT
(shown in proportional only position)
temperature range from -30 to 250°F with an Ou tp ut
Po ten tio met er
adjustable throttling range (proportional band) Re ve r se
Act in g
of 2 to 30F°.
LED I ndicat or Direct
Act in g
Proportional plus integral (PI) control is an (Percent of Ou tput)
option to hold setpoint regardless of load shifts Op er ation Mo de
on the system. A temperature sensor Ju mpe r Positio ns
(A99BC-25C) is included with each A350P
a350p.eps
(0 -10 VDC Out pu t) V 24 V (2 4 VAC) ( +)
control. The S350 Staging Module, (0 -20 mA O utp ut) I C (Common) (-)
D350 Display Module, and Y350R Power (Sen sor ) (+) SN VDC (+5 VDC)
Module can be used with the A350P. A350P
Interior of A350P
Features
• field-selectable proportional only or
proportional plus integral control Selection Chart
• plug-together connectors and 35 mm DIN
Code Output Range Throttling Sensor
rail mounting eliminate wiring between
Number Signal Range (Included)
models and reduce installation costs
A350PS-1C -30 to 130°F A99BC-25C
• ten segment LED displays percent of output Proportional Voltage: 0 to 10 VDC
A350PT-1C -35 to 55°C 2 to 30F° None
signal and
A350PS-2C 90 to 250°F 1 to 17C° A99BC-25C
• field-selectable reverse or direct-acting Proportional Current: 0 to 20 mA
mode 30 to 121°C
• minimum output adjustable from 0 to 60% Note: Specify code number from this selection chart, along with additional staging, display,
• two models cover a wide setpoint range of and power modules, and temperature sensing enclosures, if required.
-30 to 250°F (-35 to 121°C)
Applications
• modulating heating and cooling valves
• maintain mixed air duct temperature via
damper modulation
Technical Specifications
0.145 Mounting Slot
A350P Electronic Temperature Control with Proportional Output 3.68 For #6 Screws
Supply Transformer 20 to 30 VAC, 50/60 Hz, Class 2 0.5
13
Voltage 1 Y350R 120/240 VAC, 50/60 Hz
Proportional Output 0 to 10 VDC (550 ohm load minimum) and 0 to 2.94
20 mA. (600 ohm load maximum). 75
DIN 5.00 A350P
Minimum Output Adjustable from 0 to 60% of the output span
Rail 127
Output Indication A ten segment LED indicates percentage of 4.00
output 102
Control Action Direct or reverse action is jumper selectable
Power Consumption 3.2 VA
Integration Constant Three selectable rates fast, medium, slow and
1.56 0.42 2.40
an Off position
40 11 61
Ambient Operating -30 to 150°F (-34 to 66°C) 1.20
Temperature Shipping -40 to 185°F (-40 to 85°C) 31
Humidity 0 to 95% RH non-condensing
Case and Cover Material NEMA 1, high-impact thermoplastic
3.00 2.40
1. Only one voltage source may be used.
76 61
a350pdim.eps
0.85
22
0.875 Conduit
22 Hole
A350P Dimensions, in. (mm)
The performance specifications are nominal and conform to acceptable industry standards. For applications at conditions beyond these specifications, consult the local Johnson Controls office.
Johnson Controls, Inc. shall not be liable for damages resulting from misapplication or misuse of its products. © 2009 Johnson Controls, Inc. www.johnsoncontrols.com
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