Riken Keiki PLU-70 Operating Manual Download Page 27

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6 Troubleshooting

- 27 -

PLU-70

Symptom Causes

Actions

A sensor unit that does not
need the PLU-70 as per its
specifications has been
installed by mistake.

Replace the sensor unit installed on the gas detector
head with a sensor unit that needs the PLU (such as
NF3).

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.com

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1.800.561.8187

Summary of Contents for PLU-70

Page 1: ...ranty period we shall not make any compensation for accidents and damage caused by using this product The compensation shall be made only under the warranty policy of products or parts replacement Bec...

Page 2: ...ries and must be used in combination with the GD 70D series as the base unit This operating manual explains how to use the pyrolyzer unit PLU 70 installed on the gas detector head The basic operating...

Page 3: ...yzer unit 12 2 3 How to wire 16 2 4 How to tube 18 2 5 Relocate 19 2 6 Disposal 19 3 How to Operate 20 3 1 Preparation for start up 20 3 2 How to start the pyrolyzer unit 20 3 3 How to exit 21 4 Regul...

Page 4: ...because it may cause malfunctions Need of grounding circuit Do not cut the grounding circuit inside or outside the pyrolyzer unit or disconnect the wire from the grounding terminal Tubing The pyrolyze...

Page 5: ...te gas detection Thus condensation must be avoided In addition to the installation environment carefully monitor the temperature humidity of the sampling point to prevent condensation inside the tube...

Page 6: ...removed when using the pyrolyzer unit Dedicated handling lever for wiring Dedicated U tube Gas Detector Head GD 70D Series Base Unit Option This pyrolyzer unit is designed for dedicated use with the g...

Page 7: ...n for Teflon tube PP supplied Operating temperature 0 40 C at a constant condition Operating humidity 30 80 RH Non condensing Structure Box type Wall mounted type External Dimensions Approx 70 W x120...

Page 8: ...h part Appearance GD 70D connecting tube Screw for grounding earth rod Protective cover for power switch Power switch M5 mounting hole Fan exhaust hole Power lamp External wire hole Connector for PoE...

Page 9: ...Dropping the unit compromises its original performance or causes malfunctions Mounting hole A hole for wall mount Terminal plate A power terminal 2P Lock lever A lever to lock the PLU main unit Wall m...

Page 10: ...tric Diagram Tubing Diagram Controller CPU Flow Sensor 2 Bypass flow rate Flow Sensor 1 Total flow rate POWER INPUT DC 24V Power supply part Pyrolyzer Pyrolyzer heater PL 70 Fan Display POWER lamp Pow...

Page 11: ...operation and activation install a UPS outside the pyrolyzer unit Others Do not use it with a power supply of large power load or high frequency noise Use a line filter to avoid the noise source if ne...

Page 12: ...the gas detector head GD 70D series operating manual before carrying out installation Before installing the pyrolyzer unit remove the protective rubber caps from GAS IN and GAS OUT If the pyrolyzer u...

Page 13: ...ch other for 10 mm or more Intervals between installation points must be at least 5 mm The PLU 70 must be installed on the LEFT of the gas detector head GD 70D series 170 30 150 Leave the diagonal lin...

Page 14: ...to fit both side hooks of the wall mounted unit in the grooves of the PLU main unit Then press down the PLU main unit to fix it The lock at the bottom of the PLU main unit clicks to fix it properly M...

Page 15: ...own below Do not rotate or move up and down the flathead screwdriver Simply insert it into the wall mounted unit CAUTION Be careful not to drop the PLU main unit when detaching it Also check the secur...

Page 16: ...he connector is firmly locked when you attach it Unlock the connector before you detach it CAUTION Be careful not to mistake the wall mounted unit of the pyrolyzer unit with that of the gas detector h...

Page 17: ...cover is a one piece component of covers for a dedicated communication cable for the PLU and a LAN cable Since the cover can be easily split use it in a way that suits your needs Keep the cover attac...

Page 18: ...is connected incorrectly i e from the gas detector head to the PLU 70 Use the dedicated U tube supplied with the pyrolyzer unit to connect between the PLU 70 and the gas detector head Using other comp...

Page 19: ...tube The unpowered time must be minimized when the pyrolyzer unit is relocated 2 6 Disposal When the pyrolyzer unit is disposed of it must be treated properly as an industrial waste in accordance wit...

Page 20: ...Before turning on the power switch check that the pyrolyzer unit is installed properly The power switch is protected by a cover to prevent access to it in a normal time To turn ON OFF the power switch...

Page 21: ...specified temperature and is stabilized Warm up the pyrolyzer unit for about one hour when you use it for the first time or have not used it for a long period The power lamp on the pyrolyzer unit bli...

Page 22: ...MAINTENANCE Regular Maintenance Mode 2 11 PL DATA In 2 11 PL DATA press the SET key 2 11 PL DATA MAINTENANCE PL 0 PL TEMP Show the temperature of the pyrolyzer unit PL 0 PL TEMP MAINTENANCE SET 25 0...

Page 23: ...of the pyrolyzer unit Used for diagnosis of abnormalities etc PL 6 PL 3 3V MAINTENANCE PL 7 PL 5 0V This is internal information of the pyrolyzer unit Used for diagnosis of abnormalities etc PL 7 PL...

Page 24: ...ntenance procedures see the operating manual of the gas detector head GD 70D series 5 1 Gas calibration method Perform a gas calibration in the maintenance mode zero adjustment mode and span adjustmen...

Page 25: ...ot mean the warranty periods either The result of the regular maintenance may determine when to replace the parts Replace the elbow at the same time as replacing the pyrolyzer heater Replacement of Fl...

Page 26: ...ower is not turned on Turn ON the power switch The dedicated communication cable to the gas detector head is not connected or improperly connected Check that the dedicated communication cable is conne...

Page 27: ...A sensor unit that does not need the PLU 70 as per its specifications has been installed by mistake Replace the sensor unit installed on the gas detector head with a sensor unit that needs the PLU suc...

Page 28: ...ement costs local repair costs transportation costs or contingent expenses incurred without our prior approval THIS WARRANTY IS EXPRESSLY IN LIEU OF ANY AND ALL OTHER WARRANTIES AND REPRESENTATIONS EX...

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