Description
DPS series digital input adjustable DC power supply, LED Display Mobile phone repair power test regulated power supply
Due to the voltage value is a digital keyboard input, shorten the voltage setting time, completely overcome the traditional potentiometer adjustment poor contact caused by voltage instability phenomenon. The internal power supply containing electronic switch, can conveniently open the output load.
Input voltage: 110V/220V ±10%50/60Hz
Output power: DPS-305BF 0 to 30V 0-5A
DPS-305BM 0 to 30V 0-5A
Option 1: DPS-305BM: BM: Four digit display，accuracy ±0.001A (1mA)
Option 2: DPS-305BF added function: BF: Five digit display，accuracy±0.0001A (0.1mA)
Power sound alarm function
Mobile phone signal test
More curren digit display
Option 3: DPS-305CF added function: Five digit display, Newer version more than DPS-305BF, added Memory storage and password Memory lock function.
added DC power Cable: 44 pcs power convert cables
Value added function: a quick call 10 groups of voltage and current data and storing the user required 10 groups of voltage and current data, password lock keyboard, prevent misuse or vandalism operation.
Specification :
1: rated working conditions and dimensions
Power supply voltage 220V + 10%50 / 60Hz ( 110V need to order )
Working conditions: 0-40 temperature relative humidity 80%
Storage temperature: - 10-70 C 70% relative humidity
Dimensions: 265 x 128 x 150mm ( D * W * H )
2: Regulated state parameters
The voltage output from 0 to 30V can be continuously adjusted ( to distinguish the value of 0.1V )
The precision of output voltage: + 0.1V
Voltage stability: < 0.01%+3mv
Load stability: < 0.01%+3mv
Recovery time: 100uS
Ripple noise voltage: < 1mVRMS ( 5Hz-1MHz )
Temperature coefficient: < 300PPM / C
3: A constant current state parameters
Constant current value: 305 CM 5A Ma constant current maximum 500 mA
303CM 3A Ma constant current maximum 500 mA
Constant current output current from 0 to the nominal value of continuous adjustable ( to distinguish the value of 0.01A )
Constant current output accuracy: + 0.01A ( MA constant current precision: + 1mA)
The current stability of the < 0.1%+3mA
Load stability < 0.1%+3mA
Ripple noise current < 3mARMS
4: Current and voltage display accuracy
Voltage display accuracy: + 0.1V ( constant current state )
Current display accuracy: + 0.01A ( constant pressure )
Ma current display accuracy: + 1mA ( constant pressure )
5: Storage capacity
Storage and call ten current, voltage data ( 305 / CM )
Initial has been deposited in the data: 1 keys ( 3V ) 2 ( 5V ) button button 3 ( 9V ) 4 ( 12V ) 5 button button button ( 13.8V ) 6 ( 15V ) 7 ( 18V ) 8 button button button ( 19V ) 9 ( 20V ) 0 ( 24V ) current key value is 5A, the user can arbitrarily settings change the desired voltage and current.
6: A voltage step range
10V / 1V / 0.1V lifting voltage step
Three panel features
In 1, the front panel
Current display window
Voltage display window
Data entry keyboard ( double function keys are: 0 / mA decimal point / latch / ENT / password 4 / stepper
7 / 8 / 9 step step / step / step 2 / 1 step 3 / step )
Constant voltage / ENT indicating lamp
Constant current lamp
Output indicator
Ma status indicator
Power switch
Output ports:" -" negative polarity ( black )
GND: ground earthing terminal ( green )
Output ports:" +" the positive ( red )
Due to the voltage value is a digital keyboard input, shorten the voltage setting time, completely overcome the traditional potentiometer adjustment poor contact caused by voltage instability phenomenon. The internal power supply containing electronic switch, can conveniently open the output load.
Input voltage: 110V/220V ±10%50/60Hz
Output power: DPS-305BF 0 to 30V 0-5A
DPS-305BM 0 to 30V 0-5A
Option 1: DPS-305BM: BM: Four digit display，accuracy ±0.001A (1mA)
Option 2: DPS-305BF added function: BF: Five digit display，accuracy±0.0001A (0.1mA)
Power sound alarm function
Mobile phone signal test
More curren digit display
Option 3: DPS-305CF added function: Five digit display, Newer version more than DPS-305BF, added Memory storage and password Memory lock function.
added DC power Cable: 44 pcs power convert cables
Value added function: a quick call 10 groups of voltage and current data and storing the user required 10 groups of voltage and current data, password lock keyboard, prevent misuse or vandalism operation.
Specification :
1: rated working conditions and dimensions
Power supply voltage 220V + 10%50 / 60Hz ( 110V need to order )
Working conditions: 0-40 temperature relative humidity 80%
Storage temperature: - 10-70 C 70% relative humidity
Dimensions: 265 x 128 x 150mm ( D * W * H )
2: Regulated state parameters
The voltage output from 0 to 30V can be continuously adjusted ( to distinguish the value of 0.1V )
The precision of output voltage: + 0.1V
Voltage stability: < 0.01%+3mv
Load stability: < 0.01%+3mv
Recovery time: 100uS
Ripple noise voltage: < 1mVRMS ( 5Hz-1MHz )
Temperature coefficient: < 300PPM / C
3: A constant current state parameters
Constant current value: 305 CM 5A Ma constant current maximum 500 mA
303CM 3A Ma constant current maximum 500 mA
Constant current output current from 0 to the nominal value of continuous adjustable ( to distinguish the value of 0.01A )
Constant current output accuracy: + 0.01A ( MA constant current precision: + 1mA)
The current stability of the < 0.1%+3mA
Load stability < 0.1%+3mA
Ripple noise current < 3mARMS
4: Current and voltage display accuracy
Voltage display accuracy: + 0.1V ( constant current state )
Current display accuracy: + 0.01A ( constant pressure )
Ma current display accuracy: + 1mA ( constant pressure )
5: Storage capacity
Storage and call ten current, voltage data ( 305 / CM )
Initial has been deposited in the data: 1 keys ( 3V ) 2 ( 5V ) button button 3 ( 9V ) 4 ( 12V ) 5 button button button ( 13.8V ) 6 ( 15V ) 7 ( 18V ) 8 button button button ( 19V ) 9 ( 20V ) 0 ( 24V ) current key value is 5A, the user can arbitrarily settings change the desired voltage and current.
6: A voltage step range
10V / 1V / 0.1V lifting voltage step
Three panel features
In 1, the front panel
Current display window
Voltage display window
Data entry keyboard ( double function keys are: 0 / mA decimal point / latch / ENT / password 4 / stepper
7 / 8 / 9 step step / step / step 2 / 1 step 3 / step )
Constant voltage / ENT indicating lamp
Constant current lamp
Output indicator
Ma status indicator
Power switch
Output ports:" -" negative polarity ( black )
GND: ground earthing terminal ( green )
Output ports:" +" the positive ( red )
Refund Policy
Returns
Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.
Additional non-returnable items:
- Gift cards
- Downloadable software products
- Some health and personal care items
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
- Book with obvious signs of use
- CD, DVD, VHS tape, software, video game, cassette tape, or vinyl record that has been opened
- Any item not in its original condition, is damaged or missing parts for reasons not due to our error
- Any item that is returned more than 30 days after delivery
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at Myvipprogrammer@gmail.com.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at Myvipprogrammer@gmail.com and send your item to: ShenZhen PHONEFIX Technology Co., Ltd, MinZhi Sub-District, LongHua New Zone D503, YueTong Commercial D Building, Shenzhen, 518131 广东, 中国.
Gifts
If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.
If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.
Shipping
To return your product, you should mail your product to: ShenZhen PHONEFIX Technology Co., Ltd, MinZhi Sub-District, LongHua New Zone D503, YueTong Commercial D Building, Shenzhen, 518131 广东, 中国
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
Depending on where you live, the time it may take for your exchanged product to reach you, may vary.
If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.
To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.
Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.
Additional non-returnable items:
- Gift cards
- Downloadable software products
- Some health and personal care items
To complete your return, we require a receipt or proof of purchase.
Please do not send your purchase back to the manufacturer.
There are certain situations where only partial refunds are granted (if applicable)
- Book with obvious signs of use
- CD, DVD, VHS tape, software, video game, cassette tape, or vinyl record that has been opened
- Any item not in its original condition, is damaged or missing parts for reasons not due to our error
- Any item that is returned more than 30 days after delivery
Refunds (if applicable)
Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.
If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.
Late or missing refunds (if applicable)
If you haven’t received a refund yet, first check your bank account again.
Then contact your credit card company, it may take some time before your refund is officially posted.
Next contact your bank. There is often some processing time before a refund is posted.
If you’ve done all of this and you still have not received your refund yet, please contact us at Myvipprogrammer@gmail.com.
Sale items (if applicable)
Only regular priced items may be refunded, unfortunately sale items cannot be refunded.
Exchanges (if applicable)
We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at Myvipprogrammer@gmail.com and send your item to: ShenZhen PHONEFIX Technology Co., Ltd, MinZhi Sub-District, LongHua New Zone D503, YueTong Commercial D Building, Shenzhen, 518131 广东, 中国.
Gifts
If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.
If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.
Shipping
To return your product, you should mail your product to: ShenZhen PHONEFIX Technology Co., Ltd, MinZhi Sub-District, LongHua New Zone D503, YueTong Commercial D Building, Shenzhen, 518131 广东, 中国
You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.
Depending on where you live, the time it may take for your exchanged product to reach you, may vary.
If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.
