Precisa 360 EP Series Service Manual
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Precisa 360 EP Series Service Manual

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Series 360 EP / ES
SERIES 360 EP
SERIES 360 ES
Order no.
350-8135
Index -
350-7906
Index -
Technische Änderungen vorbehalten
Subject to technical modification
Copyright
These service instructions are protected by copyright. All rights reserved. No part of the service instructions may be reproduced,
processed, duplicated or published in any form by photocopying, microfilming, reprinting or other process, in particular electronic
means, without the written agreement of Precisa Gravimetrics AG.
Diese Service-Anleitung ist urheberrechtlich geschützt. Alle Rechte vorbehalten. Kein Teil der Serviceanleitung darf ohne schrift-
liche Genehmigung der Precisa Gravimetrics AG in irgendeiner Form durch Fotokopien, Mikrofilm, Nachdruck oder andere Ver-
fahren, insbesondere auch elektronischer Art, reproduziert, verarbeitet, vervielfältigt oder verbreitet werden.
© Precisa Gravimetrics AG, 8953 Dietikon, Switzerland, 2009.
Precisa Gravimetrics AG
SERVICE
MANUAL
Service manual cpl.
Service-Anleitung kpl.
Content
Inhalt
Moosmattstrasse 32
Service manual
Service-Anleitung
Box 352
CH-8953 Dietikon

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  • Page 1 Diese Service-Anleitung ist urheberrechtlich geschützt. Alle Rechte vorbehalten. Kein Teil der Serviceanleitung darf ohne schrift- liche Genehmigung der Precisa Gravimetrics AG in irgendeiner Form durch Fotokopien, Mikrofilm, Nachdruck oder andere Ver- fahren, insbesondere auch elektronischer Art, reproduziert, verarbeitet, vervielfältigt oder verbreitet werden.

  • Page 2: Table Of Contents

    12. Calibration weights for 320-7140 / Kalibriergewichte für 320-7140 ....A30 12.1 Group / Gruppe A2,A3 ....................A30 12.2 Group / Gruppe M1 ......................A30 12.3 Group / Gruppe M2,C2,C3,D1,D2.................. A30 13. Power supply / Netzadapter................A31 Precisa Gravimetrics AG Index -...
  • Page 3 Section D: Adjustments - - - - - - - - - - - - - - - - - - - - - - - - D1 Adjustments......................D2 Activation of the service mode ES and EP............... D2 Set the open balance to the service mode ES or EP ............D2 Precisa Gravimetrics AG Index -...
  • Page 4 1.12 Final check of the adjustment ..................D7 1.13 S-correction of a balance ....................D8 Final check ......................H9 Error messages ....................H10 Operating error....................... H10 Fatal error ........................H10 Hardware error ....................... H11 Discussion with the manufacturer..............H12 Precisa Gravimetrics AG Index -...

  • Page 5: Section A: Mechanics / Kapitel A: Mechanik

    Section A: Mechanics / Kapitel A: Series 360 EP / ES Mechanik Section A: Mechanics / Kapitel A: Mechanik Precisa Gravimetrics AG Index -...

  • Page 6: How To Order Spare Parts / Anleitung Zur Bestellung Von Ersatzteilen

    Tabelle zeigt auf, zu welcher Gruppe die Waage anhand der Serie-, der Bestellnummer und des Modelles zuzuordnen ist. Beispiel : Serie 360EP Bestell-Nr. 360-9235 Modell 420A-FR Gruppe A3 In allen folgenden Darstellungen ist das gewünschte Ersatzteil unter der Gruppe A3 zu finden Precisa Gravimetrics AG Index -...
  • Page 7 4200C 360-9439 4200C 360-9447 6200C 360-9440 6200C 360-9448 8200C 360-9441 8200C 360-9449 6200C-FR 360-9442 6200C-FR 360-9450 8200C-DR 360-9443 8200C-DR 360-9537 6200D 360-9534 6200D 360-9538 8200D 360-9535 8200D 360-9539 12200D 360-9536 12200D 360-9614 12200G 360-9613 12200G Precisa Gravimetrics AG Index -...

  • Page 8: Bottom Of Balance / Gehäuse Unterteil

    Bottom of balance / Gehäuse Unterteil Series 360 EP / ES 2. Bottom of balance / Gehäuse Unterteil Precisa Gravimetrics AG Index -...

  • Page 9: Measuring Resistor A2 / Messwiderstand A2

    2.2 Measuring resistor A3 / Messwiderstand A3 PN 3329-031 Measuring resistor 150 Ohm Messwiderstand 150 Ohm 2.3 Measuring resistor M, C, D / Messwiderstand M, C, D PN 3329-028 Measuring resistor 51 Ohm Messwiderstand 51 Ohm Precisa Gravimetrics AG Index -...

  • Page 10: Top Of Balance / Gehäuse Oberteil

    Blind plug Abdeckkappe PN 1053-014 ** Blind plug Schutzstopfen PN 1100-227 Screw M4x25 ZK-Schraube M4x25 * set of 20 pieces / Set mit 20 Stück **Analytical- and Semi-micro balances only / nur Analyse- und Semimicrowaagen Precisa Gravimetrics AG Index -...

  • Page 11: Labels Series 360 Ep

    EP 6200C-FR 360-7010-023 ES 6200C-FR 360-7009-024 EP 8200C-DR 360-7010-024 ES 8200C-DR 360-7009-025 EP 6200D 360-7010-025 ES 6200D 360-7009-026 EP 8200D 360-7010-026 ES 8200D 360-7009-027 EP 12200D 360-7010-027 ES 12200D 360-7009-028 EP 12200G 360-7010-028 ES 1220G Precisa Gravimetrics AG Index -...

  • Page 12: Weighing Cell / Wägezelle

    Weighing cell / Wägezelle Series 360 EP / ES 4. Weighing cell / Wägezelle Precisa Gravimetrics AG Index -...

  • Page 13: Group A2 / Gruppe A2

    ZS-Schraube M3x10 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-097 Washer M4 Ms U-Scheibe M4 Ms * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 14: Group A3 / Gruppe A3

    ZS-Schraube M3x10 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-097 Washer M4 Ms U-Scheibe M4 Ms * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 15: Group M1 / Gruppe M1

    Screw M4x12 ZL-Schraube M4x12 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-075 Spring washer M4 Tellerfeder M4 * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 16: Group M2 / Gruppe M2

    Screw M4x16 ZL-Schraube M4x16 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-075 Spring washer M4 Tellerfeder M4 * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 17: Group C2 / Gruppe C2

    Screw M4x16 ZL-Schraube M4x16 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-075 Spring washer M4 Tellerfeder M4 * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 18: Group C3 / Gruppe C3

    Screw M4x12 ZL-Schraube M4x12 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-075 Spring washer M4 Tellerfeder M4 * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 19: Group D1 / Gruppe D1

    Screw M4x12 ZL-Schraube M4x12 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-075 Spring washer M4 Tellerfeder M4 * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 20: Group D2 / Gruppe D2

    Screw M4x12 ZL-Schraube M4x12 PN 1100-286 Screw M3x10 SS-Schraube M4x6 kl. Kopf PN 1500-075 Spring washer M4 Tellerfeder M4 PN 1500-075 Spring washer M4 Tellerfeder M4 * set of 10 pieces / Set mit 10 Stück Precisa Gravimetrics AG Index -...

  • Page 21: Overview Of Flexure Sheet Repair Set / Übersicht Der Reparatur-Lagersets

    8 x key 8 8 x Pos.8 D1/D2 Flexure sheet set containing: Lagerset beinhaltet: 350-8595 1 x key 5 1 x Pos.5 2 x key 7 2 x Pos.7 8 x key 8 8 x Pos.8 Precisa Gravimetrics AG Index -...

  • Page 22: Overview Of Flexure Sheets / Übersicht Der Biegelager

    Biegelager Th 3mm 350-8546 H-Flexure sheet Th 6mm Biegelager Th 6mm 350-8547 H-Flexure sheet Th 6mm Biegelager Th 6mm 350-8547 H-Flexure sheet Th 6mm Biegelager Th 6mm 350-8548 H-Flexure sheet Th 6mm Biegelager Th 6mm 350-8548 Precisa Gravimetrics AG Index -...
  • Page 23 Waagschale kpl. D80 Semimicro balances Semimicro-Waagen 360-2036 Protective ring D80 Schutzring D80 Semimicro balances Semimicro-Waagen 360-8017 Weighing pan compl. D90 Waagschale kpl. D90 Analytical balances Analysenwaagen 360-2016 Protective ring D90 Schutzring D90 Analytical balances Analysenwaagen Precisa Gravimetrics AG Index -...

  • Page 24: Weighing Pan 135 Group M / Waagschale 135 Gruppe M

    Weighing pan 135 Group M / Series 360 EP / ES Waagschale 135 Gruppe M 6. Weighing pan 135 Group M / Waagschale 135 Gruppe M Precisa Gravimetrics AG Index -...

  • Page 25: Group / Gruppe M1

    6.2 Group / Gruppe M2 Key-No. Part-No. Description Bezeichnung 300-4059 Centring disk Zentrierteller 300-4060 Adhesive disk Kleber für Waagschale 320-7014 Weighing pan 135 Waagschale 135 320-4047 Centring bolt Zentrierzapfen 320-3038 Adapter Adapter 360-8015 Pan holder compl. Schalenträger kpl. Precisa Gravimetrics AG Index -...

  • Page 26: Weighing Pan 200 Group C,D / Waagschale 200 Gruppe C,D

    7. Weighing pan 200 Group C,D / Waagschale 200 Gruppe C,D Key-No. Part-No. Description Bezeichnung 300-4059 Centring disk Zentrierteller 300-4060 Adhesive disk Kleber für Waagschale 3 + 5 320-7003 Pan holder compl. Schalenträger kpl. 320-4048 Centring bolt Zentrierzapfen 320-7012 Weighing pan 200 Waagschale 200 Precisa Gravimetrics AG Index -...

  • Page 27: Windshield Ep / Windschutz Ep 350-8657

    Windshield EP / Series 360 EP / ES Windschutz EP 350-8657 8. Windshield EP / Windschutz EP 350-8657 Precisa Gravimetrics AG Index -...
  • Page 28 Lip seal left cpl. Dichtlippe links kpl. 360-7046 Glastube cpl. Glasrohr kpl. 360-2029 Inner plate Einlageblech 360-5021 Support Auflage 360-7053 Rotary disc cpl. Drehteller EP kpl. PN 1100-080 Screw M4x8 ZS-Schraube M4x8 360-7218-020 Adapter board cpl. Adapterprint kpl. Precisa Gravimetrics AG Index -...

  • Page 29: Windshield Es / Windschutz Es 350-8659

    Windshield ES / Series 360 EP / ES Windschutz ES 350-8659 9. Windshield ES / Windschutz ES 350-8659 Precisa Gravimetrics AG Index -...
  • Page 30 360-5021 Support Auflage 360-7054 Rotary disc ES cpl. Drehteller ES kpl. 360-4056 Carrier Mitnehmer PN 1100-106 Screw M3x5 SS-Schraube M3x5 360-7018 Lever cpl. Hebel kpl. 360-4046 Center gear Hohlrad PN 1100-080 Screw M4x8 ZS-Schraube M4x8 Precisa Gravimetrics AG Index -...

  • Page 31: Windshield Xt / Windschutz Xt 350-8517

    Windshield XT / Series 360 EP / ES Windschutz XT 350-8517 10. Windshield XT / Windschutz XT 350-8517 Precisa Gravimetrics AG Index -...
  • Page 32 SK-Schraube M3x5 PN 1100-054 Screw KA30x8 ZK-Schraube KA30x8 PN 1100-143 Screw M4x12 ZK-Schraube M4x12 PN 1100-170 Screw M4x8 ZL-Schraube M4x8 PN 1100-187 Screw M4x12 SK-Schraube M4x12 PN 1100-189 Screw M3x5 EK-Schraube M3x5 PN 1300-038 Mutter Precisa Gravimetrics AG Index -...

  • Page 33: Windshield Standard M / Windschutz Standard M

    Windshield standard M / Windschutz Series 360 EP / ES standard M 11. Windshield standard M / Windschutz standard M Key-No. Part-No. Description Bezeichnung Protective ring 320-7149 Schutzring Windshield M 320-4089 Windschutz M Latch 360-3003 Schnapper Precisa Gravimetrics AG Index -...

  • Page 34: Calibration Weights For 320-7140 / Kalibriergewichte Für 320-7140

    12.1 Group / Gruppe A2,A3 12.2 Group / Gruppe M1 12.3 Group / Gruppe M2,C2,C3,D1,D2 Key-No. Part-No. Description Bezeichnung 320-3087 Calibration weight 60g Kalibriergewicht 60g 320-3088 Calibration weight 100g Kalibriergewicht 100g 320-3089 Calibration weight 220g Kalibriergewicht 220g Precisa Gravimetrics AG Index -...
  • Page 35 Netzstecker UK IP65 350-8355 Power supply AUS Netzstecker AUS 320-8028 Power supply AUS IP65 Netzstecker AUS IP65 350-8356 Power supply Schuko with ground Netzstecker Schuko geerdet 320-8029 Power supply Schuko with ground IP65 Netzstecker Schuko geerdet IP65 Precisa Gravimetrics AG Index -...

  • Page 36: Section B: Electronics / Kapitel B: Elektronik

    Section B: Electronics / Kapitel B: Series 360 EP / ES Elektronik Section B: Electronics / Kapitel B: Elektronik Precisa Gravimetrics AG Index -...

  • Page 37: Main Board / Hauptprint 360-7200-020

    Die markierte Komponente (siehe untere Darstellung) ist auf das Austauschboard zu übertragen. Nach dem Austausch des Hauptprintes muss das EEPROM neu programmiert werden. Die Schaltbilder und Stückliste stehen bei Bedarf zur Verfügung. Measuring resistor Messwiderstand Precisa Gravimetrics AG Index -...

  • Page 38: Connector Board / Steckerprint 360-7201-010

    2. Connector board / Steckerprint 360-7201-010 2.1 Assembly / Bestückung 360-7201-010 The schematics and bill of material are available on request. Die Schaltbilder und Stückliste stehen bei Bedarf zur Verfügung. Upper side / Oberseite Lower side / Unterseite Precisa Gravimetrics AG Index -...

  • Page 39: Section C: Service

    Section C: Service Series 360 EP / ES Section C: Service Precisa Gravimetrics AG Index -...
  • Page 40 Centring spigot for 360 series only W 41-1675 Centring spigot for 320, 330 series only W 41-1674 Flexure sheet anchor PN 1100-172 Line-head screw M4x12 W 41-1699 Alignment jig W 41-1578-8 Connecting cable W41-1681 Centring bush Precisa Gravimetrics AG Index -...

  • Page 41: Equipment

    • Tweezers • Lens • Voltmeter 1.2.2 Standard tools • Allen key size 2,5 • • Box spanner size 4, 5.5 and 7 • Flat-bladed screwdriver size 1, 2 and 4 • Phillips screwdriver size 2 Precisa Gravimetrics AG Index -...

  • Page 42: Opening Up A Balance

    4. Slightly raise the top of balance be carefull because key pad ribbon cable is connected to MPCB. Disconnect ribbon cable from MPCB plug. Remove now fully housing‘s top. Power cable pass for electric windshield Cylindrical screws 4 x Cylindrical screws („A“, „SM“ only) Cylindrical screws („A“, „SM“ only) Precisa Gravimetrics AG Index -...

  • Page 43: Introduction / Preparation Of The Tools

    Before dismantling the balance it is necessary to carry out some preparation of the tools. - Place the 2 long [2] and 2 short [3] support posts must be screwed into the correct places on the as- sembly plate - The soldering iron should be plugged in or preheated Precisa Gravimetrics AG Index -...

  • Page 44: Dismantling The Weighing Cell

    5. Placed on the assembly plate for easier handling 6. To protect the weigh cell, the two assembly jigs [7] + [8] are introduced in accordance with Fig. 1 and secured with the 4 assembly pins [9] Precisa Gravimetrics AG Index -...

  • Page 45: Removing The Flexure-Strap

    2. Unscrew the 4 screws (33/A8) from the flexure sheets (7/A8) and remove both flexure sheets toge- ther with the bases (10/A8) and spring washers (11/A8) ( with the groups A only base (11/A8) moun- ted ) Precisa Gravimetrics AG Index -...
  • Page 46 5. Remove the two outer assembly pins [9] → unscrew from the chassis 6. Remove the two assembly jigs [7] + [8] 7. Carefully tilt the balance arm over the pot and the sensor mechanism and take out 8. Further dismantling of the weighing cell is unnecessary Precisa Gravimetrics AG Index -...

  • Page 47: Installing The New „H-Flexure Sheets

    4 screws (29/A8) 4. Take the complete flexure holder carefully off the assembly plate → Do not touch the „H-flexure sheets“! Prepare the second flexure holder in the same way Fig. 2 Mark upside-down! Precisa Gravimetrics AG Index -...

  • Page 48: Cleaning

    1. Using a lint-free cloth, remove any contamination from the coil 2. Do not clean the coil with adhesive tape; risk of injury 6.3 Final check of cleaning • Visually inspect the annular gap and the coil for any contamination and clean if necessary Precisa Gravimetrics AG Index -...

  • Page 49: Assembling The Weighing Cell

    2. Screw the coil tightly onto the balance arm with 2 brass screws (27/A8) and 2 washers 3. The coil must be centred in such a way that the centring spigot [11] can be removed smoothly Precisa Gravimetrics AG Index -...

  • Page 50: Assembling The Sensor Mechanism And The Stopper

    3. With a centring spigot [10], centre the „V-flexure sheet“ in the hole on the chassis side (above) 4. With the second centring spigot [10], centre the „V-flexure sheet“ in the slot on the support piece side (below) Precisa Gravimetrics AG Index -...

  • Page 51: Assembling The Support Piece And Inner Cone

    „H-flexure sheets“” on page C9) in such a way that the shoulder of the pins is opposite the screw heads on the flexure holder 2. Bring the two pins with the flexure holder into position in the chassis → Fig. 5 Precisa Gravimetrics AG Index -...

  • Page 52: Assembling The New „Flexure-Strap

    „flexure-strap“ in doing so 7. Fasten the „flexure-strap“ on the support piece side with base (10/A8), spring washer (11/A8) and screw (34/A8), or with groups A with base (11/A8) and screws (33/A8) fixate → Fig. 7 Precisa Gravimetrics AG Index -...

  • Page 53: Dismantling The Assembly Jigs

    4. Carefully connect the sensor mechanism (24/A8) plug to the main board (8/A4) 5. The balance is now ready for the adjustments on the following pages 6. Insert the calibration weights and mount the counterholder with two allen screws per side, using box spanner, size 2.5 Precisa Gravimetrics AG Index -...

  • Page 54: Section D: Adjustments

    Section D: Adjustments Series 360 EP / ES Section D: Adjustments Precisa Gravimetrics AG Index -...

  • Page 55: Adjustments

    6. NB: Do not forget to reinstall jumper after service & maintenance work is terminated. NB II: Also the unit letter „g“ for gram remains frozen and proves easily that you are working in „SERVICE MODE“. fig. 1 Precisa Gravimetrics AG Index -...

  • Page 56: Adjusting Of The Symmetry Es And Ep

    5. Check the lowering and ascending process by pressing one of the {SOFTKEY} . The calibra- tion weight must run cleanly into the outer carrier of the weighing cell → carry out a full re-alignment of the calibration unit in the housing‘s bottom. Precisa Gravimetrics AG Index -...

  • Page 57: Checking The Lowering Process Of The Calibration Weight Ep

    8. Adjustment of the corner load is effected by turning the differential set screw (1) and (2) with „box spanner“ tool, size 7. 9. When corner are in tolerance as per see “Final check” on page H9 put blind plug back. Precisa Gravimetrics AG Index -...
  • Page 58 → see “Final check” on page H9. 9. Place a test weight on point Z of the weighing pan, tare balance using «TARE» 10.Check the points A-B-C-D against the permitted tolerances and correct if necessary. Precisa Gravimetrics AG Index -...

  • Page 59: Final Check Of Corner Load

    1. SERVICE is written on the top of the disply as confirmation that you are in the service & mainte- nance program of the balance. 2. Push «MENU» 3. Select one of the three maintenance programs you need to work with. Precisa Gravimetrics AG Index -...

  • Page 60: Linearisation Of The Balance

    3. Check the corner load → see “Adjusting the corner load” on page D4. 4. Check the linearity with half weight and full weight. 5. Carry out any S-corrections if necessary for evaluation see “S-correction of a balance” on page D8. Precisa Gravimetrics AG Index -...

  • Page 61: S-Correction Of A Balance

    2. On display bottom you find the denominated S-correction areas corresponding to the {SOFTKEY}. NB: On the display lower side on left corner over the „esc“ writing you can read the changing of S- correction values you are implementing. 3. Confirm all changes with {SOFTKEY} „enter“ Precisa Gravimetrics AG Index -...
  • Page 62 0.1 g 2 x 4000 0.15 g 3000 0.2 g 12200D 12200 g 0.1 g 0.1 g 2x 100 0.15 g 4000 2x 6000 12200G 12200 g 0.5 g 2x 100 0.15 g 4000 2x 6000 Precisa Gravimetrics AG Index -...

  • Page 63: Error Messages

    ERROR 12 keine SCS Einschalt-Drift Werte call service ERROR 21 no SCS temperature compensation values call service ERROR 22 no temperature compensation values call service ERROR 23 no SCS temperatur no-linearity compensation values call service Precisa Gravimetrics AG Index -...
  • Page 64 ERROR 20 / 1 temperature measurement Zelle defective call service ERROR 20 / 2 temperature measurement magnet defective call service ERROR 20 / 4 ADC-reference-sensor defective call service ERROR 28 no temperature values in °C call service Precisa Gravimetrics AG Index -...

  • Page 65: Discussion With The Manufacturer

    • Program number e.g. 00,00,A40 V00 (appears on the display when switching on the balance) • As precise a description of the defect as possible • Weighing results • Preparation of the samples PRECISA Gravimetrics AG Moosmattstrasse 32 Po-Box 352 CH-8953 Dietikon Tel.

This manual is also suitable for:

360 es series

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