LR68G - Olympian Plus plug-in systemPressure regulator

05/18RW/en 8.260.200.01

Our policy is one of continued research and development. We therefore reserve the right to amend, without notice, the specifi cations given in this document. (2010 - B8092b) © 2015 IMI International s.r.o.

Medium:Compressed air only Maximum operating pressure:20 bar (290 psi)Pressure range:(standard) 0,4 ... 8 bar (5.8 ... 116 psi)Other pressure ranges areavailable contact Norgren

Port sizes:3/4”, 1”, 1 1/4” or 1 1/2”Gauge port:1/8 PTF with PTF main portsRc1/8 with ISO G main portsFlow:See table belowRelieving:With

Ambient/Media temperature:-40° ... +80°C (-40° ... +176°F)Version with gauge:-40° ... +65°C (-4° ... +149°F) Air supply must be dry enough to avoid ice formation at temperatures below +2°C (+35°F).

Materials: Body, yoke and bonnet: Aluminium Adjusting knob: Acetal resinElastomers: Synthetic rubber

Technical features

> Port size: 3/4“ ... 1 1/2“ (ISO G/PTF)

> Non-rising adjusting knob has snap-action lock

> Diaphragm andbalanced valve design ensure good regulation characteristics

> Wide temperature range

> Shock and vibration tested to EN 61373, Category 1, class A and B

LR68G-˙˙K-RLNOption selectorPort size Substitute

3/4“ 6

1” 8

1 1/4” A

1 1/2” B

Without yoke N

Thread Substitute

PTF or without yoke (N in 6th position), drain thread = PTF

A

ISO G parallel (standard) G

Without yoke (N in 6th position), drain thread = ISO Rc

N

Technical data - standard modelsSymbol Port size Size Flow*

dm3/s scfmWeight(kg) (lbs)

ModelISO G thread PTF thread

3/4" — 150 318 1,95 4.29 LR68G-6GK-RLN LR68G-6AK-RLN

1" Basic 180 381 1,89 4.16 LR68G-8GK-RLN LR68G-8AK-RLN

1 1/4" — 180 381 1,93 4.25 LR68G-AGK-RLN LR68G-AAK-RLN

1 1/2" — 180 381 1,97 4.34 LR68G-BGK-RLN LR68G-BAK-RLN

Without yoke — LR68G-NNK-RLN LR68G-NAK-RLN

* Typical fl ow with 10 bar (145 psi) inlet pressure, and 6,3 bar (91 psi) set pressure and 1 bar (14.5 psi) drop from set.

Inlet pressure 10 bar (145 psi)

Air flow

Out

let

pre

ssur

e

0 40 80 120 160 200 dm3/s

0 80 160 240 320 400 480 scfm

8

6

4

2

0

bar

100

80

60

40

20

0

psi

120

Flow characteristics

Port size 1”Range 0,4 ... 8 bar

EN 61373

+80°C (+176°F)

-40°C (-40°F)

LR68G - Olympian Plus plug-in system Pressure regulator

Our policy is one of continued research and development. We therefore reserve the right to amend, without notice, the specifications given in this document. (2010 - B8092b) © 2015 IMI International s.r.o.RW/en 8.260.200.02

05/18

Accessories, service kit and gauges

Service kitService kit

R68G-KITR

GaugesCenter back connection, white face (full technical specification see datasheet 8.900.900)

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

Pressure range bar *1 MPa psi Ø Thread size Model

0 ... 10 0 ... 1 0 ... 145 50 mm R1/8 18-015-013

*1) primary scale

Center back connection, black face for North America (full technical specification see datasheet 8.900.900)

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

Pressure range psig *1 bar MPa Ø Thread size Model

0 ... 160 0 ... 11 0 ... 1.1 1.5” (40 mm) 1/8 NPT 18-015-212

*1) primary scale

Thread

Single yoke

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

Double yoke

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

End connector kit

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

Single yoke non threads

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

Bracket mounting

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

G3/4 Y68A-6GN-N1N Y68A-6GN-N2N 5524-55 74785-98 18-001-979

G1 Y68A-8GN-N1N Y68A-8GN-N2N 5524-52 18-001-979

G1 1/4 Y68A-AGN-N1N Y68A-AGN-N2N 5523-52 18-001-978

G1 1/2 Y68A-BGN-N1N Y68A-BGN-N2N 5523-93 18-001-972

3/4 PTF Y68A-6AN-N1N Y68A-6AN-N2N 5524-53 18-001-979

1 PTF Y68A-8AN-N1N Y68A-8AN-N2N 5524-50 18-001-979

1 1/4 PTF Y68A-AAN-N1N Y68A-AAN-N2N 5523-50 18-001-978

1 1/2 PTF Y68A-BAN-N1N Y68A-BAN-N2N 5523-95 18-001-972

Nut

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

Tamper resistant cap & seal wire

1 2 3 4 5 6 7 8 9 10

11 12 13 14 15 16 17 18 19 20

20

30

21 22 23 24 25 26 27 28 29

31 32 33 34 35 36 37 38 39

5520-89 4355-51

Accessories

Our policy is one of continued research and development. We therefore reserve the right to amend, without notice, the specifications given in this document. (2010 - B8092b) © 2015 IMI International s.r.o.

LR68G - Olympian Plus plug-in system Pressure regulator

RW/en 8.260.200.0305/18

Service kitService kit

R68G-KITR

Dimensions Dimensions in mm Projection/First angle

62

197

5422

1

3190

5

5 or 3/16”7

11

# Minimum clearance required to remove unit from yoke 1 Main ports 3/4”, 1”, 1 1/4” or 1 1/2” 3 Plus 10 mm for ports 1 1/4” or 1 1/2” 5 Reduces by 4 mm with knob in locked position7 Gauge port 1/8”

208

190

15

125

100

72

125,5

2,5

190

4

8,5

2

333

315

12595

15

125

100

72 2,5

315

4

9

8,5

125,5

2

1 For 1 1/4” and 1 1/2” ported yokes add 10 mm 1 For 1 1/4” and 1 1/2” ported yokes add 10 mm

Single yoke with bracket Double yoke with bracket

WarningThese products are intended for use in industrial compressed air and rail transport systems only. Do not use these products where pressures and temperatures can exceed those listed under »Technical features/data«.Before using these products with fluids other than those specified, for non-industrial applications, life-support systems or other applications not within published specifications, consult IMI NORGREN.

Through misuse, age, or malfunction, components used in fluid power systems can fail in various modes.

The system designer is warned to consider the failure modes of all component parts used in fluid power systems and to provide adequate safeguards to prevent personal injury or damage to equipment in the event of such failure.System designers must provide a warning to end users in the system instructional manual if protection against a failure mode cannot be adequately provided.System designers and end users are cautioned to review specificwarnings found in instruction sheets packed and shipped with these products.

Diese Produkte sind ausschließlich in Druckluft- und Bahnindustrie- systemen zu verwenden. Sie sind dort einzusetzen, wo die unter »Technische Merkmale/-Daten« aufgeführten Werte nicht überschritten werden. Berücksichtigen Sie bitte die entsprechende Katalogseite. Vor dem Einsatz der Produkte bei nicht industriellen Anwendungen, in lebenserhaltenden- oder anderen Systemen, die nicht in den veröffent-lichten Anleitungsunterlagen enthalten sind, wenden Sie sich bitte direkt an IMI NORGREN.Durch Missbrauch, Verschleiß oder Störungen können in Pneumatik-

systemen verwendete Komponenten auf verschiedene Arten versagen.Systemauslegern wird dringend empfohlen, die Störungsarten aller in Pneumatiksystemen verwendeten Komponententeile zu berück-sichtigen und ausreichende Sicherheitsvorkehrungen zu treffen, um Verletzungen von Personen sowie Beschädigungen der Geräte im Falle einer solchen Störung zu verhindern. Systemausleger sind verpflichtet, Sicherheitshinweise für den End-benutzer im Betriebshandbuch zu vermerken, wenn der Störungs-schutz nicht ausreichend gewährleistet ist.