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PT2E-15913

Furnace Gas Monitor

SD-2500

Operating Manual

(PT2E-159)

(PT2-159)

Содержание PT2-159

Страница 1: ...PT2E 15913 Furnace Gas Monitor SD 2500 Operating Manual PT2E 159 PT2 159...

Страница 2: ...ntact output of the gas monitor must be used for an external alarm lamp buzzer while the analog signal output must be used for an indicator or external recorder If these outputs are used to control ot...

Страница 3: ...to Operate 19 5 1 Preparation for start up 19 5 2 Basic operating procedures 19 5 3 How to start the gas monitor 20 5 4 Modes 21 5 5 User mode 22 5 6 How to exit 24 6 Operations and Functions 25 6 1...

Страница 4: ...itor is a safety unit not an analyzer or densitometer which performs quantitative qualitative analysis measurement for gases Please fully understand the features of the gas monitor before using it so...

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Страница 6: ...2J possibility of mechanical damage Do not repair the explosion proof joint surface 2 Important Notices on Safety 2 1 Danger cases 2 2 Warning cases WARNING Power supply Before turning on the gas moni...

Страница 7: ...l unit It is not allowed to use the external output of the gas monitor to control other units Do not disassemble modify the gas monitor or change the settings if not necessary Disassembling Modifying...

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Страница 9: ...ncluding a cable gland Standard Accessories Operating manual Dedicated handling lever used for the wiring Dedicated control key Flange gasket Exhaust air direction nameplate CAUTION Use the supplied d...

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Страница 11: ...NPUT 24 VDC Power supply part Gas alarm contact ALARM Contact activation De energized De energized at a normal environment ON ALARM Closed contact at an alarm time Alarm contact controller Display POW...

Страница 12: ...ures that meet the following requirements ATEX IECEx Specifications Main unit case part The detector head must be installed in a stable place where the operating temperature is 0 to 50 C and do not ch...

Страница 13: ...the gas monitor may be activated when the power is turned on when momentary blackout occurs or when the system is being stabilized In such cases use a UPS or take appropriate actions on the receiving...

Страница 14: ...opriate measures must be taken to stabilize the operation of the gas monitor and protect the alarm contact referring to the following information Relay it with an external relay at a lower voltage of...

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Страница 17: ...3 0 13 5 14 13 8 TIIS Specifications Cable overall outer diameter mm Rubber seal inner diameter mm Washer inner diameter mm From 9 6 to less than 11 0 11 12 From 11 0 to less than 11 5 12 12 From 11 5...

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Страница 21: ...turning on the gas monitor do not forget to connect it to a grounding terminal For stable operation of the gas monitor and safety it must be connected to a grounding terminal Do not connect the ground...

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Страница 24: ...2 3 Initialize zero span values Environmental Setting 2 4 Used for various environmental settings 2 4 0 Sensor Power Supply ON OFF 2 4 1 INHIBIT Setting 2 4 2 Alarm Setpoint Setting 2 4 3 Alarm Delay...

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Страница 28: ...ncentration Display In case of over the detection range Over Scale is displayed on the LED Power Indicator Lamp POWER Green During operation this lights up continuously Alarm Indicator Lamp ALM Red It...

Страница 29: ...then check that the gas concentration reading dropped Access the gas leak point equipped with a protective gear to avoid dangers caused by possibly remaining gases and check whether gases remain or no...

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Страница 32: ...value is zero When the reading is incorrect perform the zero adjustment AIR adjustment after ensuring that no other gases exist around it Alarm Test Check the alarm circuit by using the alarm test fun...

Страница 33: ...m Test Inspects the alarm circuit by using the alarm test function Checks the alarm lamps Checks each activation of ALM1 and ALM2 Checks the external alarm Checks the activation of the external alarm...

Страница 34: ...4 Alarm Pattern Setting 2 4 5 Zero Suppression Pattern Setting 2 4 6 Zero Suppression Value Setting 2 4 7 Alarm Contact Specification Setting 2 4 8 Energized De energized Contact Setting 2 4 9 Mainte...

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Страница 43: ...artment or local representatives Replacement of Regular Replacement Parts List of recommended regular replacement parts No Item Maintenance intervals Replacement intervals year Quantity pieces unit 1...

Страница 44: ...monitor or use it again When the gas monitor is relocated select a new place in accordance with 4 2 Precautions for installation points and 4 4 How to install For information on wiring see 4 5 How to...

Страница 45: ...ly system Provide the rated voltage Check the UPS power supply line filter and insulation transformer and then take additional measures Cable abnormalities open circuit not connected short circuit Che...

Страница 46: ...espite of no gas leak and no other abnormalities at the detection point Disturbance by noise Turn off and restart the gas monitor If such a symptom is observed frequently take appropriate measures to...

Страница 47: ...han alarm preset point Gas alarm type Single alarm H Gas alarm indication ALM lamp lighting red Gas alarm action Auto recover Trouble alarm Self diagnosis System failure Sensor failure Trouble alarm i...

Страница 48: ...dly vary Case 20 60 non rapidly vary Structure Direct insert type Explosion proof structure Flame proof structure Explosion proof grade 2G Ex db C T3 Gb ATEX Ex db C T3 Gb IECEx Outer dimension Approx...

Страница 49: ...ighting yellow content display Trouble alarm action Auto recover Alarm contact No voltage contact 1a or 1b Non exciting at normal exciting at alarm or exciting at normal non exciting at alarm Contact...

Страница 50: ...ist of accessories Operating manual 1sheet Dedicated handling lever 1pce Dedicated control key Depends on ordered quantity of the unit 1 10 units 1 pce 11 20 units 2 pcs 21 50 units 3 pcs 51 units and...

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Страница 52: ...to prevent triggering alarm during that time Full scale Maximum value of the detection range LEL A unit which the lower explosive limit LEL of the combustible gas to be detected is set to 100 Calibrat...

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