Digital Control Systems AirSense 310en Скачать руководство пользователя страница 17

AirSense 

Model 310en Operator’s Manual 

Disclaimers and Notices 

Operational Limitations 

The standard Model 310en has the following operational 
limitations: 

1.  The unit is not intended for routine operation at CO

2

 

concentrations below 400 ppm. 

2.  The unit expects to see outside-air CO

2

 concentrations 

for at least a few hours every few weeks.  

For CO

2

 sensing applications where these two limitations 

can not be met, contact Digital Control Systems for guidance 
on achieving maximum accuracy under these conditions. 

Safety Critical Applications 

DCS products are not designed, intended or authorized for 
use in life safety systems or devices where failure of the 
Model 310en to perform to specification may be reasonably 
expected to result in significant risk of injury or death. 

Limited Warranty and Remedies. 

DCS warrants to Buyer of the AirSense Model 310en that 
for 18 months from the date of shipment of Products to the 
Buyer that Products will substantially conform with the 
product specifications agreed to by DCS.  This warranty is 
not transferable. 

This warranty does not cover: 

 

Defects due to misuse, abuse, or improper or inadequate 
care, service or repair of Products;  

 

Defects due to modification of Products, or due to 
alteration or repair by anyone other than DCS; or  

 

Problems that arise from lack of compatibility between 
DCS’ Products and other components used with those 
Products or the design of the product into which 
Products are incorporated.  Buyer is solely responsible 
for determining whether Products are appropriate for 
Buyer's purpose, and for ensuring that any product into 

3/9/15 

Digital Control Systems

 Page: 

14 

 www.dcs-inc.net 

 

  503/246-8110

 

Содержание AirSense 310en

Страница 1: ...AirSense Model 310en Infrared Environmental CO2 Sensor Operator s manual Copyright 2011...

Страница 2: ...AirSense Model 310en Operator s Manual 3 9 15 Digital Control Systems Page i www dcs inc net 503 246 8110 Date 10 11 11 3 09 15 Ver01...

Страница 3: ...gh CO2 Limit Adjustment 7 High CO2 Limit Hysteresis Adjustment 8 Analog Top of Scale Adjustment 9 Altitude Correction Considerations 10 Altitude Correction Procedure 10 Calibration 11 Verification Pro...

Страница 4: ...or measuring environmental CO2 concentration in ventilation systems and indoor living spaces Its default measurement range of 0 2000 ppm parts per million 1000 ppm 0 1 covers the range required to mon...

Страница 5: ...blinks whenever the concentration is above the limit The standard factory high CO2 limit is 1000 ppm but can be adjusted in the field The procedure for adjusting the high CO2 limit is described on pag...

Страница 6: ...0 RH non condensing Storage temperature 30 to 60 C Power requirements 20 28 VRMS AC 18 30 VDC Power consumption Less than 2W 24 VAC Calibration verification time 10 minutes typical Dimensions 5 2 x 3...

Страница 7: ...over with a downward motion to clear the catch at the top of the unit The locations of controls and terminals on the main circuit board are shown in the Figure 2 on page 5 Mounting The Model 310en is...

Страница 8: ...tronics C O 2 S E N S O R Power In 20 28 VAC 18 30 VDC Polarity matters for DC only Optional Relay Contact Output Figure 2 Model 310en Component Locations Power Supply The Model 310en is not a loop po...

Страница 9: ...hen the two bottom pins of the analog output selector are connected with the shorting block a voltage output appears at the terminals marked ANALOG OUTPUT The output voltage increases linearly with CO...

Страница 10: ...not always the same High CO2 Limit Adjustment An adjustable high CO2 limit is a standard feature of the Model 310en The front panel LED changes from steady to blinking when the indicated concentration...

Страница 11: ...s of jumper JP3 see Figure 2 on page 5 Use a narrow bladed screwdriver or the like to momentarily connect the two pins of JP1 while JP3 is closed 2 If the display is present it will show the current h...

Страница 12: ...rd whether the shorting block at jumper JP5 is covering both pins or only a single pin then borrow the shorting block and slide it over the two pins of jumper JP4 see Figure 2 on page 5 2 If the displ...

Страница 13: ...ly calibrated for sea level operation to a new altitude proceed as follows 5000 1 18 1 Let the Model 310en stabilize to the ambient CO2 concentration and record the reading in ppm If the reading is gr...

Страница 14: ...d letting the reading stabilize CO2 concentrations in outside air are typically between 375 and 450 ppm A more accurate calibration check requires the use of calibration gas of known concentration 200...

Страница 15: ...step 9 Figure 3 Showing location of calibration nipple Otherwise note whether the shorting block at jumper JP5 is covering both pins or only a single pin then borrow the shorting block and slide it o...

Страница 16: ...The polarity of the high limit contact is set with jumper JP5 as shown in the table below Jumper JP5 Relay Operation CLOSED factory default normally open closes above setpoint normally closed opens a...

Страница 17: ...result in significant risk of injury or death Limited Warranty and Remedies DCS warrants to Buyer of the AirSense Model 310en that for 18 months from the date of shipment of Products to the Buyer tha...

Страница 18: ...ential damages To obtain service under this warranty unless DCS agrees otherwise Buyer must obtain a returned material authorization RMA number from the factory pack any nonconforming Product carefull...

Страница 19: ......

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