Evo Pulse One Operator'S Manual Download Page 2

Battery Installation 

1. 

Put two AAA batteries into the battery cassette observing correct polarities. 

2. 

Install the battery cover by sliding it horizontally in the direction of the arrow as shown 
below: 

 

 

 

 

 

 

Notes: Batteries must be correctly installed. Otherwise, damage might be caused to the 
device. 
Please put or remove batteries in right order, or is likely to damage the device bracket. 
Please remove the batteries if the Oximeter will not be used for a long time. 

 

Hang Lace Installation 

1. 

Thread thinner end of the hang lace through the hanging hole. 

2. 

Thread thicker end of the lace through the threaded end before pulling it tightly. 

 

Maintenance and Storage 

1. 

Replace the batteries when low voltage lamp is lighted. 

2. 

Clean surface of the fingertip Oximeter before it is used in diagnosis for patients. 

3. 

Remove the batteries from the battery cassette if the Oximeter will not be operated for a 
long time. 

4. 

It is best to store the product in a place where ambient temperatures are -20~55

°

(-4~131

°

F) and humidity is 10%-93%. 

5. 

It is recommended that the product should be kept in a dry environment. High humidity 
might affect its lifetime or even damage the product. 

6. 

Please follow local ordinances regarding the disposal of used batteries. 

 

Calibrating 

1. 

The functional tester cannot be used to assess the accuracy of the Oximeter. 

2. 

Index 2 that made by Bioteck company is a function tester. Set Tech to 1, R curve to 2, 
then user can use this particular calibration curve to measure the Oximeter. 

3. 

The test methods used to establish the SpO2 accuracy is clinical testing. The Oximeter 
used to measure the arterial hemoglobin oxygen saturation levels and these levels are 
to be compared to the levels determined from arterial blood sampling with a 
CO-Oximeter. 

 

Declaration 

EMC of this product comply with IEC60601-1-2 standard.

 

The materials which user can come into contact is no toxicity and no action on tissues, (I 
don’t know what this means) comply with ISO10993-1,-5,-10. 

 

Detailed descriptions of product functions 

 

1. Display 

Type: 

OLED display 

2. SpO

2

Measurement range: 70-99% 
Accuracy: ±2% on the stage of 80%-99%; ±3% on the stage of 70%-80%; 

3. Pulse 

Rate: 

Measure range: 30-235 BPM 
Accuracy: ±2 BPM or ±2%

larger

 

Pulse Intensity: Bar graph Indicator   

4. Power 

Requirements:

   

Two AAA alkaline Batteries 

Power consumption: Less than 40mA   

 

Low power indication: 
Battery Life: 

Two AAA 1.5V, 600mAh alkaline batteries could continuously operate the Oximeter 
for as long as 30 hours.   

5. Dimension: 

Length: 58mm 
Width: 32mm 
Height: 34mm 
Weight: 50g (including two AAA batteries) 

6. Environment 

Requirements: 

Operation Temperature: 5~40

°

Storage Temperature: -20~55

°

Humidity: 15%-80% in operation 

10%-93% in storage   

7. Declaration: 

EMC of this product complies with IEC60601-1-2 standard. 

 

8.  Measurement Performance in Low Perfusion Condition: 

required the test 

equipment (BIO-TEK INDEX Pulse Oximeter tester) the pulse wave is available without 
failure when the simulation pulse wave amplitude is at 0.6%. 

 

9. 

Interference Resistance Capacity against Ambient Light: 

Device work normally 

when mixed noise produced by BIO-TEK INDEX Pulse Oximeter tester. 

 

Guidance and Manufacturer’s declaration – electromagnetic emissions- 

for all EQUIPMENT and SYSTEMS 

   

Guidance and Manufacturer’s declaration – electromagnetic emission 

The 

Pulse Oximeter 

is intended for use in the electromagnetic environment specified below. The customer of 

or the user of the 

Pulse Oximeter 

should assure that it is used in such an environment. 

Emission test 

Compliance 

Electromagnetic environment – guidance 

RF emissions 
CISPR 11 

Group 1 

The 

Pulse Oximeter 

uses RF energy only for its 

internal function. Therefore, its RF emissions are 
very low and are not likely to cause any interference 
in nearby electronic equipment. 

RF emission 
CISPR 11 

Class B 

The 

Pulse Oximeter 

is suitable for use in all 

establishments, including domestic establishments 
and those directly connected to the public 
low-voltage power supply network that supplies 
buildings used for domestic purposes. 

 

Possible Problems and resolutions 

 

Problems 

Possible reason 

Solution 

SpO

2

 or PR can not 

be shown normally 

1. Finger is not inserted correctly 

2. Patient’s oxygen saturation value is 

too low to be measured. 

1..Retry by reinserting the finger 

2. Try some more times. If you can make sure no 

problems exist with the product, please go to a 

hospital in a timely manner for exact diagnosis. 

SpO2 or PR is erratic

1. Finger might not be inserted deep 

enough. 

2. Finger is trembling or patient’s body 

is moving around. 

1. Retry by reinserting the finger. 

 

2. Try not to move around. 

The Oximeter can 

not be powered on 

 

 

1. Batteries might be low or missing. 

2. Batteries might be installed 

incorrectly 

3. The Oximeter might be damaged 

1. Replace the batteries 

2. Please reinstall the batteries. 

3. Please contact a customer service center. 

Indication lamps are 

suddenly off 

1. The product is automatically powered 

off    when no signal is detected for 

longer than 8 seconds 

2. Batteries might be low. 

1. Normal                 

 

 

2. Replace the batteries 

“Error3”  or  

“Error4” Displayed 

on screen 

1 .Low power   

2. Receiving tube being shielded or 

damaged together with broken 

connector. 

3. Mechanical Misplace for       

receive-emission tube.   

4. Amp circuit malfunction. 

1. Replace the batteries 

2. Please contact a customer service center 

3. Please contact a customer service center 

4. Please contact a customer service center 

“Error7” displayed on 

screen 

1. Low power   

2. Emission tube damaged.   

3. Current control circuit malfunction. 

1  Replace the batteries 

2    Please contact a customer service center 

3    Please contact a customer service center 

 

 

Symbol Definitions 

 

Symbol Definition  Symbol  Definition 

 

The equipment type is BF 

 

Heart rate (BPM) 

 

Refer to user manual before 
application 

 

Low power indication   

SpO

2

 

Hemoglobin saturation   

SN 

Serial No 

 

Not for continuous monitoring

 

Date of manufacture 

 

 

 

 

 

 

Distributor: EVO Medical Solutions 

26378 289th Place

 

Adel, IA 50003

 

TEL:515.993.5001 

 

FAX:515.993.4172 

 

Toll free :800.759.3038 

Web: 

http://www.evomedical.com 

Manufacturer:

 Beijing Choice Electronic Technology Co., Ltd.

 

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