Salter Brecknell PS250 User manual

76103-578 Issue 0 C 25.03.2002
MULTI-LINGUAL
PS250 Platform Scale
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PS250 User Instructions
©Salter Brecknell Weighing 2002. All rights reserved.
The information contained herein is the property of Salter
Brecknell Weighing and is supplied without liability for errors or
omissions. No part may be reproduced or used except as
authorised by contract or other written permission. The
copyright and the foregoing restriction on reproduction and use
extend to all media in which the information may be embodied.

PS250 User Instructions i
Contents
page no.
Declaration of Conformity
Safety
Warnings 3
Safe installation 3
Safe use 3
Cleaning the machine 3
EMC compliance 4
1 About your machine 
1.1 Description 5
1.2 Display 5
1.3 Key functions 5
1.4 Error codes 6
1.5 Specification 6
1.6 Power supply 7
2 Weighing 
2.1 Hold function 10
3 Setup mode 
3.1 Function setup 12
3.2 Calibration 14

Declaration of Conformity
Manufacturer Salter Brecknell
Type PS250
corresponds to the requirements of the following EC directives:
EMC Directive EMC 89/336/EEC
Low Voltage Directive LVD 73/23/EEC
The applicable harmonised
standards are: EN60950, EN50081–1, EN50082–1
A copy of the original signed declaration for this instrument is available
from:
Salter Brecknell Weighing, P.O. Box 9533, Smethwick, West Midlands, B66 2TE

Déclaration de Conformité
Fabricant Salter Brecknell
Type PS250
Correspond aux exigences des directives CE suivantes:
Directive CEM CEM 89/336/EEC
Directive Basse Tension LVD 73/23/EEC
Les standards harmonisés
applicables sont: EN60950, EN50081–1, EN50082–1
Une copie originale de la déclaration signée pour cet instrument est
disponible à:
Salter Brecknell Weighing, P.O. Box 9533, Smethwick, West Midlands, B66 2TE

Konformitätserklärung
Hersteller Salter Brecknell
Typ PS250
entspricht den Anforderungen der folgenden EU-Richtlinien:
EMV-Richtlinie EMC 89/336/EEC
Niederspannungsrichtlinie LVD 73/23/EEC
Die angewendeten
harmonisierten Normen sind: EN60950, EN50081–1,
EN50082–1
Eine Abschrift der original unterschriebenen Konformitätserklärung ist
unter unten genannter Adresse erhältlich:
Salter Brecknell Weighing, P.O. Box 9533, Smethwick, West Midlands, B66 2TE

Dichiarazione di conformità
Produttore Salter Brecknell
Modello PS250
èconforme alle caratteristiche previste dalle seguenti direttive CE
Normativa EMC 89/336/CE
Normativa per la bassa tensione 73/23/CE
Le norme standard armonizzate
applicate sono: EN60950, EN50081–1, EN50082–1
Se richiesto, èdisponibile una copia dell’originale certificato firmato da:
Salter Brecknell Weighing, P.O. Box 9533, Smethwick, West Midlands, B66 2TE

-
PS250 User Instructions 1
Electromagnetic Compatibility Statement for North America
This equipment has been tested and found to comply with the limits for a Class A
digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to
providereasonableprotectionagainstharmfulinterferencewhenthe equipmentis
operated in a residential installation. This equipment generates, uses and can
radiate radio frequency energy and if not installed and used in accordance with
theinstructionsmanual,maycauseharmfulinterferencetoradiocommunications.
Operation of this equipment in a residential area is likely to cause harmful
interference in which case the user will be required to correct the interference at
his/her own expense.

PS250 User Instructions 3
Safety
Warnings
Safe installation
Take care when lifting and transporting heavy objects.
Do not overload the machine. Take care not to exceed the
weighing capacity of the machine.
Pluggable equipment must be installed near an easily
accessible socket outlet. Permanently connected equipment
must have a readily accessible disconnect device incorporated
in the fixed wiring.
For your protection all mains (110V or 230V) equipment used
out of doors or in wet or damp conditions should be supplied
from a correctly fused source and protected by an approved
RCD to BS7071 or BS7288 or BS4293.
The mains lead must be connected to a supply outlet with a
protective earth contact. The electrical supply at the socket
outlet must provide overcurrent protection of an appropriate
rating.
IF IN DOUBT SEEK ADVICE FROM A QUALIFIED
ELECTRICIAN.
Safe use
To avoid the possibility of electric shock or damage to the
machine, always switch off the machine and isolate from the
power supply before carrying out any routine maintenance.
Cleaning the machine
CAUTION: Harsh abrasives, solvents, scouring cleaners and
alkaline cleaning solutions, such as washing soda, should not
be used especially on the display windows. Under no
circumstances should you attempt to wipe the inside of the
machine.

4PS250 User Instructions
The outside of standard products may be wiped down with a
clean cloth moistened with water containing a small amount of
washing up liquid or disinfectant
EMC compliance
The following warning may be applicable to your machine.
WARNING:This is a class A product. In a domestic environment
this product may cause radio interference in which case the
user may be required to take adequate measures.

1 About your machine
PS250 User Instructions 5
1 About your machine
1.1 Description
The PS250 is a self contained portable platform scale with a
remote display. The platform is constructed of mild steel; it
has four adjustable feet for levelling and a non-slip mat for the
platform. A bracket and fixings are supplied for desk or wall
mounting the indicator head. For best results, always install
the platform on a hard, flat, level surface.
A stainless steel platform version is available.
1.2 Display
1.3 Key functions
Zero/ON/OFF key. Switches the scale on or off.
Tare key. Applies a tare value
Stable Net weight
Minus Hold weight
Centre of zero weighing mode
Low battery weighing mode
SALTER
Brecknell
PS250
250kg x 0.1kg/550lb x 0.2lb
kg
lb oz
0
Low
Net
888888.8
ON-OFF
HOLD UNITS
kg/x
ZERO
0èç
TARE
T
net
0
lb
Low
kg
ZERO
0èç
TARE
T

1 About your machine
6PS250 User Instructions
Units key Selects weighing units
Hold key Retains average weight display.
1.4 Error codes
Err Overload
ErrL Below zero
ErrE EEprom error
Low battery warning
1.5 Specification
Capacity/resolution 250kg x 0.1kg
550lb x 0.2lb
Display Height 25mm
7 segment LCD
Operating temperature 5ºC to 35ºC
Weight 22kg
Dimensions
Platform 900mm x 550mm x 50mm
Display head 270mm x 90mm x 45mm
Power supply 6 x 1.2V metal hydride
rechargeable batteries
Recharge adaptor 1 x 100V-240V AC/13V DC
UNITS
kg/x
HOLD
Low

1 About your machine
PS250 User Instructions 7
1.6 Power supply
The indicator head contains six metal hydride re-chargeable
batteries. The low battery indicator is displayed when the
battery power is insufficient to power the scale.
Recharging the batteries
Insert the AC re-charger adapter into the socket on the
indicator head to recharge the batteries.
Recharging time is approximately 14 hours.
Fully charged batteries should give approximately eight hours
of continuous use.
CAUTION: Always connect the AC adaptor to the indicator
head before connecting to the mains power supply.
Disconnect from the mains power supply before disconnecting
the adaptor from the indicator head.
AC adaptor
The 100V/240V recharge adaptor supplied with the PS250 is
provided with four convertion connectors:
2 pin European
3 pin UK
2 pin USA
2 pin Australia
Low

2 Weighing
8PS250 User Instructions
2 Weighing
For best results, always weigh on a hard flat andlevel surface.
The platform has four adjustable feet for levelling.
Press to switch on the scale. The display will show
then go to weighing mode. If the display does not show
 or press .
To switch off the scale, press and hold .
Using tares
ZERO
0èç
ZERO
0èç
ZERO
0èç
kg
00.0
ZERO
0èç
1. If necesssary, zero the scale.
kg
15.3
2.
kg
00.0
ZERO
0èç
3.

2 Weighing
PS250 User Instructions 9
Weighing units
Press to toggle between kg, lb and oz.
kg
15.3
kg
00.0
net
TARE
T
4.
kg
5.1
net
5.
kg
15.3
net
kg
00.0
ZERO
0èç
6. To cancel a tare
UNITS
kg/x

2 Weighing
10 PS250 User Instructions
2.1 Hold function
This function enables you to weigh oversized objects that may
obscure the display. The system calculates an average
weight reading and displays this weight value. This makes
the hold function ideal for weighing animals that may be
moving around on the platform.
kg
00.0
1.
HOLD
kg
00.0
2.
kg
16.3
3.
When the annunciator stops flashing, the weight is
displayed and remains even when the load is removed.
kg
16.3