Super Systems 7EK 31080 User Manual

Page 27

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The sensor leads break can be signalled as:
- for TC/mV input

:

OVERRANGE or UNDERRANGE
selected by a solder jumper

- for RTD input

:

OVERRANGE

- for mA/V input

:

UNDERRANGE

Note: On the mA/V input the leads break can be detected
only when the range selected has a zero elevation (4/20
mA or 1/5 V or 2/10 V)
On RTD input a special test is provided to signal
OVERRANGE when input resistance is less than 15 ohm
(Short circuit sensor detection).

ERROR MESSAGES
The instrument performs some self-diagnostic tests.
When an error is detected, the instrument shows on the
lower display the “Err” indication, while the upper display
shows the code of the detected error.

ERROR LIST

SEr

Serial interface parameter error.

100

Write EEPROM error.

200

Attempt to write on protected register.

201 - 2xx

Configuration parameter error. The two
less significant digits show the number of
the wrong parameter (ex. 209 Err shows
an Error on P9 parameter).

301

RTD input calibration error.

305

TC and mV input calibration error.

307

RJ input calibration error.

310

Current transformer input calibration error.

311

Current input (20 mA) calibration error.

312

5 V input calibration error.

313

10 V input calibration error.

400

Operative parameters error

500

Auto-zero error

502

RJ error

510

Error during calibration procedure

NOTES:
1) When a configuration parameter error is detected, it is

sufficient to repeat the configuration procedure of the
specific parameter.

2) If error 400 is detected, push contemporarily the

t

and

s

pushbuttons for loading the default parameters

then repeat run time parameter setting.

3) For all the other errors, contact your supplier.

31080-1-00.p65

3/24/00, 11:58 AM

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