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5002.1 000 BG
Page:

Barotransmitter
Measuring range: 600 ... 1060 hPa

2

07.09

1

08.04

Issue.

1/3

Date

Zi
Lo

Name

Please consult the factory for further instructions if
offset/gain adjustment is needed for some reason.
A calibration interval of one year is recommended.

Technical Data
Operating range
Pressure range:

600 ... 1060 hPa

Temperature range:
Operating:
Storage:
Humidity range:

-40 ... +60 oc
-60 ... +60 oc
non-condensing

Accuracy
Hysteresis*:

*

Repeatability :

± 0.03 hPa
± 0.03 hPa

Calibration

Installation
The 5002 series barometers are designed to be
installed indoors or inside equipment only. The ba­

uncertainty**:

± 0.15 hPa

Accuracy at
*
20 ± 5 oc * *:

± 0.30 hPa

other ranges upon request

rometers can also be mounted on a 35 mm wide
standard DIN mounting rail by using the rail clip at

*

the side of the housing.
The barometers should be installed vertically with
the connectors downwards to prevent any ingress of
condensated water. Horizontal installation can be
used under conditions where no condensation can

*
*

take place.
***

Operating modes

when powered-up. In the shutdown operating mode

mode is enabled by removing the jumper which is
under the small sticker on the front panel. The nor­
mal operating mode is reselected by reinstalling the

Defined as ± 2 standard deviation limits
of inaccuracy of the working standard in
comparison to international standards
(NIST).
Defined as the root sum of the squares
(RSS) of end-point non-linearity, hys­
teresis error, repeatability error and

The 5002 series barometers have two operating
modes: normal and shutdown. In the normal operat­
ing mode the barometer measures continuously
the barometer is turned on/off using an external TTL
level signal. When needed, the shutdown operating

Defined as± 2 standard deviation limits
of end-point non-linearity, hysteresis
error or repeatability error.

calibration uncertainty at room tempera­
ture.
Temperature dependence:
at 1000 hPa, typically:

± 0.01 hPafDC

Long-term stability:

± 0.1 hPa/year

General

jumper. The barometers are supplied from factory in

Supply voltage:

10 ... 30 V DC

the normal operating mode with the shutdown mode

Supply voltage contr.:

with TTL level voltage•

Supply voltage sensitivity:

less than 0.1 hPa

disabled with a jumper.

Current consumption:

Adjustment and calibration
For offset fine adjustment a trimmer potentiometer is

less than 4 rnA
less than 1 f.LA in
shutdown mode

Output voltage:

0... 5 V DC

Resolution:

0.1 hPa

pressure level to make a maximum ± 2 hPa (mbar)

Load resistance:

10 kO minimum

offset adjustment to the barometer output.

Load capacitance:

47 nF maximum

available under the small sticker on the front panel.
This trimmer potentiometer can be used at any

Barotransmitter

Page:

2/3

Measuring range: 600 ... 1060 hPa

Settling time:

1 s to reach full accuracy

The barometers are protected against reverse oper­

after power-up

ating voltage.

Response time :

500 ms to reach full accu­

Warm-up shift:

less than 0.1 hPa

Acceleration sensitivity:

less than± 0.05 hPa/g

racy after a pressure step

Pressure connector:

M5 (10-32) internal thread

Pressure fitting:

barbed fitting for 1/8"
I.D. tubing

Min. pressure limit :

0 hPa abs.

Max. pressure limit:

2000 hPa abs.

Electrical connector:

a removable connector for

FOUR-WIRE
CONNECnON

THREE-WIRE
CONNECTION

five wires (AWG 28...16)
Terminals:

external triggering



signal ground••
supply ground
output voltage

••

When enabled with an internal jumper,
the barometer can be triggered on/off
with TTL level 5 V DC/0 V DC voltage.
The signal ground and supply ground are

supply voltage

in the same electrical potential in the

Housing material:

solder plated copper

Weight:

130 g

barometer. A separate wire for signal
ground must be used when the voltage
drop in supply ground line affects the
pressure measurement accuracy.

Electrical connections
EXT.TRIG

1 hPa

supply voltage control

Dimensions

0 V DC shutdown state
5 V DC operating state
AGND

signal ground

GND

supply ground

SUPPLY

supply voltage

VOUT

output voltage

1 mbar

=

.�

181
-

'-"-'

-



Both grounds (AGND and GND) are in the same
electrical potential in the barometer.

+

Both three-wire and four-wire connections can be
used; the four-wire connection must be used when

0

the voltage drop in the supply ground line affects the
In normal operating mode no connection to the
EXT.TRIG terminal is recommended.



-rl
�I]
;�·
f31
$

1r

pressure measurement accuracy.

D


��

11,4

rs,82

I

0}1

Note:
Hectopascal (hPa) is the barometric pressure unit recommended by WMO and also accepted by ISO. See WMO Guide to Meteorological Instru­
ments (1983) and ISO 1000:1992 (E) for further details.

Technical data are subject to change!

THEODOR FRIEDRICHS & CO.
POB 1105



D 22858 Schenefeld



Meteorologische Gerate und Systeme GmbH

Tel. (040) 839 600-0

Email: info@th-friedrichs.de





Fax (040) 839 600-18

http://www.th-friedrichs.de

5002.1 000 BG

Barotransmitter

Page:

3/3

Measuring range: 600 ... 1060 hPa

Calibration Certificate
Project No.: 2011-20683

Serial No.: 0179

Type No.: 5002.1000

Equipment used in the calibration:

Calibration date

Certificate No.

Type

Serial No.

HP34970A

EM 13409

2011-04-06

K004-115208

PTB220

PA 9575

2011-11-17

K008-U02307

Ambient conditions:

Temperature: 22 ± 2 oc

Humidity: 38 ± 5 % RH

Pressure: 1002 ±20 hPa

Type 5002.1000
Reference

Observed

Observed

Correction

Uncertainly

pressure

pressure

voltage

in [hPa)

in [hPa]

in [hPa]

in [hPa]

Vdc

610.3

610.3

0.112

0.0

±0.15

700.2

700.2

1.089

0.0

±0.15

810.3

810.3

2.286

0.0

±0.15

900.3

900.3

3.264

0.0

±0.15

1000.3

1000.3

4.352

0.0

±0.15

1059.9

1059.9

4.999

0.0

±0.15

Date: 20th February 2012

Signature:

..uj-=-·�f'--�=
lj-'-11-'-:;;.
et'a4J..
.__.:. ..;:L._

___.,
J'-''


Technical data are subject to change!

THEODOR FRIEDRICHS & CO.
POB 1105



D 22858 Schenefeld



Meteorologische Gerate und Systeme GmbH

Tel. (040) 839 600-0

Email: info@th-friedrichs.de





Fax (040) 839 600-18

http://www.th-friedrichs.de


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