4. Tryk på [ ] og [ ] for at konvertere tallet til en anden enhed.

„Fysiske konstanter

zDu kan bruge en række forskellige fysiske konstanter i dine beregninger. Se tabellen nedenfor :

Symbol

Betydning

Værdi

c

Lysets hastighed i vakuum

299792458 m / s

g

Tyngdeaccelerationen

9.80665 m.s –2

G

Gravitationskonstanten

6.6725985 x10 –11N.m 2 kg –2

Vm

molart volumen for ædelgas

0.0224141 m 3 mol –1

NA

Avogadros tal

6.022136736 x 10 23 mol –1

e

Elementarladningen

1.6021773349 x 10 –19C

me

Elektronmassen

9.109389754 x 10 –31kg

mp

Protonmassen

1.672623110 x 10 –27kg

h

Plancks konstant

6.62607554 x 10 –34J.s

k

Boltzmanns konstant

1.38065812 x 10 –23J.K –1

R

Gaskonstanten

8.3145107 J / mol z k

F

Faradays konstant

96485.30929 C / mol

mn

Neutronmassen

1.67492861 x 10 –27kg

µ

Atommasseenheden

1.66054021 x 10 –27kg

ε0

Dielektricitetskonstanten

8.854187818 x 10 –12F / m

µ 0

Vakuumpermeabiliteten

1.256637061 x 10–6H / m

φ 0

Fluxkvantum

2.0678346161 x 10 –15Vs

a 0

Bohrradius

5.2917724924 x 10 –11m

µB

Bohr magneton

9.274015431 x 10 –24A z m2

µN

Neutronens magnetiske

5.050786617 x 10 –27J / T

 

moment

 

Sådan indsætter du en konstant ved markøren ( se eksempel 52) :

1.

Tryk på [ CONST ] for at få vist menuen med fysiske konstanter.

2.

Tryk på [ ], indtil den ønskede konstant er understreget.

3.Tryk på [ ].

Mode 1 - STAT

Der er tre valgmuligheder i statistikmenuen : 1–VAR( til analyse af data i et enkelt datasæt), 2–VAR(til analyse af parrede data fra to datasæt ) og D–CL( sletter alle datasæt).

Da – 15

File name : CBM_SR285,A_HDBSR285T19_Danish.doc

version : 2010/04/26

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Citizen SRP-280N/SRP-285N manual „ Fysiske konstanter, Symbol Betydning Værdi
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SRP-280N, SRP-280N/SRP-285N specifications

The Citizen SRP-280N and SRP-285N are both advanced thermal printers designed to meet the needs of various industries, including retail, hospitality, and logistics. Known for their reliability and performance, these models are particularly favored for their speed and efficiency in printing receipts and labels.

One of the standout features of the SRP-280N is its high-speed printing capability. It can produce printouts at an impressive rate of 200 mm per second, ensuring that businesses can process transactions quickly, which is crucial during peak hours. Similarly, the SRP-285N offers rapid printing speeds, making it ideal for environments where time is of the essence.

Both models utilize direct thermal printing technology, which eliminates the need for ink or ribbons, reducing maintenance costs and downtime. The printers are equipped with easy-to-load paper mechanisms, allowing users to quickly replace paper rolls with minimal disruption to workflow. This feature is particularly advantageous for high-volume settings where efficiency is paramount.

The Citizen SRP-280N and SRP-285N support a variety of paper widths, making them versatile for different printing tasks. The models can handle standard thermal paper rolls, commonly used for receipts, as well as labels, catering to diverse business requirements. This flexibility is further enhanced by the compatibility of both printers with various operating systems, including Windows and Android, ensuring seamless integration into existing systems.

Connectivity is another key aspect of the SRP-280N and SRP-285N offerings. Both printers come equipped with multiple interface options, including USB, Ethernet, and Bluetooth, allowing users to connect to various devices seamlessly. This feature is particularly useful for businesses adopting mobile payment systems or those needing to connect multiple devices to a single printer.

Additional characteristics of these models include a compact design that saves counter space, as well as robust construction for durability in demanding environments. They also feature an energy-efficient design, contributing to lower power consumption while operating, aligning with modern needs for sustainability.

Overall, the Citizen SRP-280N and SRP-285N printers combine speed, versatility, and durability, making them an excellent choice for businesses that require reliable printing solutions. With their advanced technology and thoughtful design, these printers can significantly enhance operational efficiency in any setting.
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