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Limit Switch Box

YT-870 / 875 Series

Product Manual

Ver. 1.24

6

Fig. L-2: YT-870P (2xProximity sensor, PNP type, ATEX, IECEx, CSA, KCs)

Fig. L-3: YT-870P (2xProximity sensor, NC type, ATEX, IECEx, CSA, KCs)

Fig. L-4: YT-870D (2xDPDT, ATEX, IECEx, CSA, KCs)

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Summary of Contents for YT-870 Series

Page 1: ...Limit Switch Box PRODUCT MANUAL YT 870 875 Series VERSION 1 24 Rotork YTC Limited ...

Page 2: ... 5 2 Specification of SPTM Smart Position Transmitter option 10 2 6 Certifications 11 2 7 Parts and Assembly 12 2 8 Product Dimension 13 2 9 Bracket Dimension 14 3 Installation 15 3 1 Safety 15 3 2 Installation 15 4 Connections Power 16 4 1 Safety 16 4 2 Mechanical Type 2 x SPDT 16 4 3 Inductive proximity sensor x 2 Autonics PSN17 5DNU NPN type 17 4 4 Inductive proximity sensor x 2 P F NJ2 V3 N NC...

Page 3: ...to follow the instructions in the manual Manufacturer will not be responsible for any damages caused by user s negligence Any modifications or repairs to the product may only be performed if expressed in this manual Injuries and physical damages caused by customer s modifying or repairing the product without a prior consultation with Rotork YTC Limited will not be compensated If any alterations or...

Page 4: ...here is no power remaining in any electrical parts nearby This product has 2 ports for power connection Please make sure that Blind plug is tightened to the port when any port is not being used For external ground terminal ring terminal with surface area of more than 5 5 mm2 should be used There is risk of explosion due to electro static charge Static electricity charge may develop when cleaning t...

Page 5: ...yester powder coating of YT 870 resist the corrosion process 2 3 Label Description Fig L 1 YT 870M 2xSPDT ATEX IECEx CSA KCs MODEL Indicates the model number and additional symbols SERIAL NO Indicates unique serial number MONTH YEAR Indicates manufactured month and year AMBIENT TEMP Indicates allowed explosion proof ambient temperature range EXPLOSION PROOF Indicates certified explosion proof grad...

Page 6: ...Box YT 870 875 Series Product Manual Ver 1 24 6 Fig L 2 YT 870P 2xProximity sensor PNP type ATEX IECEx CSA KCs Fig L 3 YT 870P 2xProximity sensor NC type ATEX IECEx CSA KCs Fig L 4 YT 870D 2xDPDT ATEX IECEx CSA KCs ...

Page 7: ...Limit Switch Box YT 870 875 Series Product Manual Ver 1 24 7 Fig L 5 YT 875M 2xSPDT ATEX IECEx CSA KCs Fig L 6 YT 870M 2xSPDT CCC Fig L 7 YT 870P 2xProximity sensor PNP type CCC ...

Page 8: ...Limit Switch Box YT 870 875 Series Product Manual Ver 1 24 8 Fig L 8 YT 870P 2xProximity sensor NC type CCC Fig L 9 YT 875M 2xSPDT CCC Fig L 10 YT 870D 2xDPDT CCC ...

Page 9: ...0x1 5P only YT 870 1 2 NPT only YT 870 3 Bracket Type 0 1 2 3 4 None ST 1 30 x 80 H20 ST 2 30 x 80 H30 ST 3 30 x 130 H30 ST 4 30 x 130 H50 4 Option 0 1 None SPTM 2 5 Explosion Proof 3 blank Z Except CCC CCC 1 Standard type is PSN17 5DNU Autonics NPN type PSN17 5DPU Autonics PNP type is available for order NJ2 V3 N P F NC type is available for order 2 Option 1 SPTM is only available for M in 1 Swit...

Page 10: ...e 20 60 C 4 140 F Conduit Entry YT 870 3 4 NPT or G 3 4 N A for CCC or M20x1 5P or 1 2 NPT YT 875 3 4 NPT Mounting Bracket Standard NAMUR VDI VDE 3845 ISO 5211 Housing Material YT 870 Aluminum YT 875 Stainless steel 316 Painting YT 870 Polyester powder coating Weight YT 870 1 5 kg 3 3 lb YT 875 3 5 kg 7 7 lb Tested under ambient temperature of 20 C absolute pressure of 760 mmHg and humidity of 65 ...

Page 11: ... T6 Gb II 2D Ex tb IIIC T85 C Db Certification No EPS 16 ATEX 1 140 X Ambient temperature 20 60 C IECEx Type Explosion proof construction for internal pressure Rating Ex db IIC T6 Gb Ex tb IIIC T85 C Db Certification No IECEx EPS 14 0053X Ambient temperature 20 60 C CCC China Type Explosion proof construction for internal pressure Rating Ex d IIC T6 Gb Ex tD A21 IP67 T85 C Certification No 2020322...

Page 12: ...Limit Switch Box YT 870 875 Series Product Manual Ver 1 24 12 2 7 Parts and Assembly ...

Page 13: ...Limit Switch Box YT 870 875 Series Product Manual Ver 1 24 13 2 8 Product Dimension ...

Page 14: ...Limit Switch Box YT 870 875 Series Product Manual Ver 1 24 14 2 9 Bracket Dimension ...

Page 15: ...precautions In case of hazardous area please ensure there is no explosion gas in the atmosphere Any input or supply pressures to valve actuator and or to other related devices must be turned off Use bypass valve or other supportive equipment to avoid entire system shut down 3 2 Installation Assemble limit switch box body with the bracket provided Align the main shaft of the limit switch box with t...

Page 16: ...acking union must be used The compound charging box should be the flameproof type and must be sealed completely Before connecting terminal ensure that the power is off completely Do not open the cover when the power is still alive When wiring be careful not to apply excessive force to pull the wires to prevent from being peeled or damaged In order to protect the product it is necessary to make gro...

Page 17: ...t Switch Box YT 870 875 Series Product Manual Ver 1 24 17 4 3 Inductive proximity sensor x 2 Autonics PSN17 5DNU NPN type 4 4 Inductive proximity sensor x 2 P F NJ2 V3 N NC type 4 5 Mechanical Type 2 x DPDT ...

Page 18: ...Limit Switch Box YT 870 875 Series Product Manual Ver 1 24 18 4 6 Internal SPTM Smart Position Transmitter ...

Page 19: ...ies Product Manual Ver 1 24 19 5 Adjustments 5 1 Upper Switch Adjustment Push down upper LS cam and turn right or left to required position 5 2 Lower Switch Adjustment Pull up lower LS cam and turn right or left to required position ...

Page 20: ...otork YTC Limited Address 81 Hwanggeum ro 89 Beon gil Yangchon eup Gimpo si Gyeonggi do South Korea Postal code 10048 Tel 82 31 986 8545 Fax 82 70 4170 4927 Email ytc sales rotork com Homepage http www ytc co kr Issued 2021 07 23 Copyright Rotork YTC Limited All Rights Reserved ...

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