Text Box: OFS3 
Pure O2 Mix Sensor 
0-500L/min Flow Rate, 20.8—100% O2 
O2 (±1.8%)   Flow Rate (±2 L/min) 
Oxygen & Flow Rate 0 - 5V Analog Outputs

J3– Through Hole—O2 Active Low Alarms

 

Pin:

(Square pad) 5V Regulated DC Power Supply (+)

O2 < 90%

O2 < 86%

O2 < 85%

O2 < 83%

O2 < 82%

85% > O2 > 73%

 O2 < 73%

O2 < 70%

Specifications:

 

Text Box: info@dgflo.com

Dimensions

 6.5” x 1.5” x 1.5” / 86g

Outputs

 RS-232, SPI, LCD, Analog 0 to 5V (100% O2, 500 L/min)

Power Supply

 Regulated 5V DC / 2 ma

Analog Outputs

0 to 5V DC Linearly proportional to 0-100% O2; 0—500 L/min Flow

 LCD Display

 DigiDISP Connects to J3; DigiRS232 connects to J2

Response Time

0.01 seconds

 O2 Accuracy

 ±1.8%

Flow Accuracy

±2 L/min

O2 Range

 20.8% - 100%

Calibration Retention

 More than 10 years

Flow Rate Range

0 - 500 L/min

Max pressure

 10 psig

Temperature Range

 10 to 45°C

Alarm

No Flow Alarm

Temperature Response

 1 oC/min

Calibration

Factory. Does not need recalibration

Flow Direction

Unidirectional

Converting

to other units of flow

How to convert Volumetric Flow to other units of Flow Rate, such as gal/min, SLPM