background image

LED indications on the frontal panel

LED

Meaning

Rapid flashing
3 pulses/sec.

Internal fault

Slow flashing
1 pulse/sec.

DIP-switch setting error (full scale and start range limits)

Steady light

RTD connection wire fault.
Measurement out of range, 3 wire resistance out of range.

rd

Output

Current loop connection  (regolated current).

The use of shield cables is recommended for the electronic connections.

Note: in order to reduce the instrument's dissipation, we recommend guaranteeing a load
of > 250

n

Ω

to the curre t output.

1

5

6

2

3

4

OUTPUT

INPUT

+

-

U

I

out

R

Load

MI00124 -E

2

ENGLISH - 8/8

Disposal of Electrical & Electronic Equipment (Applicable throughout the European Union and other
European countries with separate collection programs)
This symbol, found on your product or on its packaging, indicates that this product should not be treated as
household waste when you wish to dispose of it. Instead, it should be handed over to an applicable
collection point for the recycling of electrical and electronic equipment. By ensuring this product is
disposed of correctly, you will help prevent potential negative consequences to the environment and
human health, which could otherwise be caused by inappropriate disposal of this product. The recycling of
materials will help to conserve natural resources. For more detailed information about the recycling of this
product, please contact your local city office, waste disposal service or thè retail store where you
purchased this product.

SENECA s.r.l.

Via Austria, 26 - 35127  -  PADOVA - ITALY
Tel.  +39.049.8705355 - 8705359  -  Fax +39.049.8706287
e-mail: [email protected]  -  www.seneca.it

This document is property of SENECA srl. Duplication and reprodution are forbidden, if not authorized. Contents of the
present documentation refers to products and technologies described in it. All technical data contained in the document
may be modified without prior notice Content of this documentation is subject to periodical revision.

Содержание K120RTD

Страница 1: ...nge Resistance Range Minimum span Current on sensor Cable resistance Connection Resolution 60 250 C 69 290 20 C 750 A rated m Max 25 per wire 2 3 or 4 wires 6 mW NI100 Input 5 30 V DC 4 20 mA 20 4 mA...

Страница 2: ...ing error connection internal fault fault Spring terminals 0 2 2 5 mm 2 8 mm PBT black colour 6 2 x 93 1 x 102 5 mm 45 g Diagram Load Resistance vs Minimum Functioning Voltage RLoad W MI00124 E 2 Othe...

Страница 3: ...Range 3 wires present NO PT100 0 C 100 C Towards the top of the output range YES a 2 5 over range value is acceptable a 5 over range value is considered a fault MI00124 E 2 SETTING BY DIP SWITCHES Con...

Страница 4: ...R 2 SW1 Present Absent The filter slows down the response time to around 620 ms and guarantees the repeating of the disturbance signal at 50 60 Hz overlapping the measurement signal REVERSED OUTPUT 3...

Страница 5: ...0 60 240 480 65 250 500 70 260 520 75 270 550 80 280 580 85 290 600 90 300 620 95 310 650 100 320 110 330 See the table below for the corresponding values Output signal limit Over range Fault 2 5 Faul...

Страница 6: ...and Full scale values RTD Connection 2 wires 3 wires or 4 wires 50 60 Hz Rejection Absent or Present Measurement filter Absent or Present 1 2 5 10 30 60 seconds Output Normal 4 20 mA o Reversed 20 4 m...

Страница 7: ...he resistance of the connection cables In order for compensation to be correct it is necessary that the resistance values of each conductors be the same because in order to perform compensation the in...

Страница 8: ...to dispose of it Instead it should be handed over to an applicable collection point for the recycling of electrical and electronic equipment By ensuring this product is disposed of correctly you will...

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