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Ramsey Electronics UT5A, Инструкция пользователя

"Ramsey Electronics UT5A" - высококачественный многофункциональный измерительный инструмент с множеством полезных функций. Для того чтобы освоить все возможности этого прибора, скачайте бесплатное инструкция по эксплуатации с нашего вебсайта. Узнайте больше о Ramsey Electronics UT5A и скачайте инструкцию на manualshive.com.

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Содержание UT5A

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Страница 4: ...CC through R1 to C1 s input J2 pin3 allows us to bring a negative signal into the timer at C1 With a negative input D1 is turned off thus preventing Q1 from effecting the input signal 2 POSITIVE INPUT...

Страница 5: ...ightly less than the original pulse The positive short duration pulse will have its amplitude limited by D2 to a maximum of VCC 0 7V This is to prevent false operation of the timer IC JMP2 Input Selec...

Страница 6: ...Pin out and Function It also can be used for pulse width and pulse position modulation C4 is a filter capacitor that ensures noise does not effect timer operation R8 allows the Control Voltage to be...

Страница 7: ...OF OPERATION Note For these explanations we will assume no Control Voltage input Only basic operation is covered here Monostabe Mode In Monostable mode the timer acts as a one shot pulse generator It...

Страница 8: ...the use of a control voltage will change the Threshold level of the IC therefore change the RC timing and the pulse width PW 1 1 C2 R4 R5 Astable Mode In the Astable no stable states mode the timer is...

Страница 9: ...we begin the process over again Formulas for calculating Pulse Width PW and Rest Time RT follow assuming no control Voltage used PW 0 693 C2 R4 R5 R6 R7 RT 0 693 C2 R6 R7 Total Time T can be calculat...

Страница 10: ...UT5A 10 UT5A PARTS LAYOUT DIAGRAM...

Страница 11: ...arked yellow violet yellow R5C 7C 2 1M ohm resistors marked brown black green R5D 7D 2 50k potentiometer orange top marked 503 R4A 6A 1 100k potentiometer orange top marked 104 R8 2 500k potentiometer...

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Страница 14: ...rity They can be in stalled in either direction All resistors in this kit are stand up resistors The pad with the silkscreen circle is the pad that the body of the part sits on 13 Install R3 another 1...

Страница 15: ...negative lead This can be verified by looking for the sign in the stripe On rare occasions this stripe with have a sign indicating a positive polarity The PC board or Parts Layout Diagram will show t...

Страница 16: ...le Pulse Width chart in addition to Pulse Width it also provides Rest Time Total Time and Frequency This chart it assumes that R4 R6 and R5 R7 which is not required You may mix and match the potentiom...

Страница 17: ...6 S 16 5 S C2 1000uF R4 1k 1 1 S 56 1 S 551 1S 9 2M R4 47k 51 7S 106 7S 1 8M 602S 10M R4 82k 90 2 S 1 5M 145 2S 2 4M 640S 10 7M R4 470k 517S 8 6M 572 S 9 5 M 1067S 17 8M R4 1M 1100 S 18 3 M 1155 S 19...

Страница 18: ...0 2 Hz 9 3 Hz 4 9 Hz 0 1 uF R5 7 1M R4 6 1 05M R4 6 1 5M PW 138 6 mS 145 5 mS 207 9 mS RT 69 3 mS 72 8 mS 104 0 mS TT 207 9 mS 218 9 mS 311 9 mS FREQ 4 8 Hz 4 6 Hz 3 2 Hz 10uF R5 7 1k R4 6 51k R4 6 50...

Страница 19: ...6 547k PW 65 1 S 1 M 134 4S 2 2M 758 1 S 13 6 M RT 32 6 S 54 M 67 2 S 1 1 M 379 1 S 6 3 M TT 97 7 S 1 6 M 201 7 S 3 4M 1137 2 S 19 0 M 1000uF R5 7 82k R4 6 132k R4 6 582k PW 113 7 S 1 9 M 183 S 3 1 M...

Страница 20: ...current then you will need the pull up resistor Place a Shorting Block on the pins of JMP2 5 If the input signal is a square wave or wide duration pulse you will probably need the signal to be differ...

Страница 21: ...mp so that the load is energized when the output of the timer is high remove the Shorting Block from JMP7 Connect the positive lead if applicable of the load to J5 pin 2 Connect the negative lead if a...

Страница 22: ...any solder joint that causes you to have the slightest question should be re soldered Proper power connection Proper input circuit connection don t forget the ground connection For the Faults given be...

Страница 23: ...S Remove JMP3 to install the differentiator If you are still unable to solve your kit problems you may send your kit in for repair For instructions on how to return kits for repair please see the Fact...

Страница 24: ...1 0 H 63 5mm W X 63 5mm L X 25 4mm H Weight 1 1 Oz 0 0312 Kg CONCLUSION We sincerely hope that you will enjoy the use of this Ramsey product As always we have tried to compose our manual in the easies...

Страница 25: ...ctory for a full refund less shipping The return package should be packed securely Insurance and tracking is highly recommended A reminder this applies to unassembled kits They must be in the same new...

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