Overview

Specifications

Model

 

CT103

CT503

Weighing capacity

101ct/36g

505ct/101g

Readability

 

0.001ct/0.2mg

0.001ct/0.2mg

Tare range (subtractive)

105ct/21g

505ct/101g

Repeatability

-+

0.001ct/0.2mg

0.001ct/0.2mg

 

 

 

 

Linearity

-+

0.002ct/0.4mg

0.002ct/0.4mg

 

 

 

 

Operating

 

+10...+300C

 

temperature range

(500F-860F)

 

Allowable ambient

 

 

operating temperature

+5...+400C

 

Sensitivity drift

 

 

 

within +10...+300C -+/K

2.10-6

 

Response Time

s

2

 

(average)

 

 

 

Adaptation to

 

By selection of 1 of 4 optimized

ambient conditions

filter levels

 

Display update

 

 

 

(depends on the

 

 

 

filter level selected) s

0.2 - 0.4

 

External calibration

 

 

weight (of at least

g

20 (F1)

100 (F1)

accuracy class...)

 

 

 

Net weight, approx. kg/lb

2.8/6.2

 

Pan size

mm

80Ø

 

 

 

inches

3.3Ø

 

Weighing

mm

133

 

chamber height

inches

5.2

 

Dimensions

mm

200 x 270 x 233

 

(WxDxH)

inches

7.9 x 10.5 x 9.2

 

AC power source/

 

AC adapter, 230 V or 115 V,

power requirements

+15%....20%

 

Frequency

 

48 - 60 Hz

 

Power requirements,

 

 

direct current

V

10 to 20

 

Power consumption

 

 

(average)

W

1

1

 

Marking

 

 

 

The

marking affixed to the equipment indicates thatt the equipment meets the requirements of the following Directive(s):

Council Directive 89/336/EEC “Electromagnetic compatibility (EMC)”

Applicable European Standards:

 

Limitation of emissions:

EN 50081-1

Residential, commercial and light industry

 

 

 

EN 50081-2

Industrial environment

Defined immunity to interference: EN 50082-1

Residential, commercial and light industry

 

 

 

EN 50082-2

Industrial environment

Important Note: The operator shall be responsible for any modifications to Citizen equipment and for any connections of cables or equipment not supplied by Citizen and must check and, if necessary, correct these modifications and connections. On request, Citizen will provide information on the minimum operating specifications (in accordance with the standards listed above for defined immunity to interference).

Council Directive 73/23/EEC

“Electrical equipment designed for use within certain voltage limits”

Applicable European Standards:

 

EN 60950

Safety of information technology equipment including electrical business equipment

EN 61010

Safety requirements for electrical equipment for measurement, control and laboratory use

 

Part 1: General requirements

If you use electrical equipment in installations and under ambient conditions requiring higher safety standards, you must comply with the provisions as specified in the applicable regulations for installation in your country.

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Citizen CT503, CT103 operating instructions Overview, Marking