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Device Identification No.: 93.045 365.001/.002/.003

OPERATING INSTRUCTIONS

Electronic Rotational Speed Monitoring Device
Type JMNC

Summary of Contents for JMNC

Page 1: ...Device Identification No 93 045 365 001 002 003 OPERATING INSTRUCTIONS Electronic Rotational Speed Monitoring Device Type JMNC...

Page 2: ...ctions CE Sign and Conformity The device meets the requirements of the valid Europe an and national regulations Conformity has been proved and the corresponding dec larations and documents are deposit...

Page 3: ...nsport Packing Storage and Disposal 7 2 1 Transport and Packing 7 2 2 Storage 7 2 3 Disposal 7 3 Design and Function 8 3 1 Design 8 3 2 Function Principle of the JMNC 10 3 2 1 General 10 3 2 2 Run up...

Page 4: ...nput Data 14 4 5 Output Data 14 4 6 Environment 15 4 7 Design 15 4 8 JMNC Dimensions 16 4 9 Built in Dimensions ISO Housing 17 5 Mounting and Dismounting 18 5 1 Scope of Delivery 18 5 2 Mounting 18 5...

Page 5: ...2 1 Basic Settings 26 6 2 2 Setting the Run up Bridging Period Start up delay 26 6 2 3 Setting the Switch Point for Underspeed Monitoring 28 6 2 4 Underspeed Monitoring Increasing the Switch Point Del...

Page 6: ...ide influence on the de vice Intended Application particularly means that any work performed with the device or on the device must be car ried out in accordance with the present operating in struction...

Page 7: ...midity Thus damage due to transport is prevent ed for which the manufacturer is not liable 2 2 Storage Avoid significant variations in temperature that may cause the formation of condensation water as...

Page 8: ...pped into a solid plastic housing 8 which can be mounted onto an operating panel by means of screws All indicating and operating elements are assigned to the front side of the device s fig 3 1 Potenti...

Page 9: ...itting diode the switching status of the rotational speed monitoring device can be checked Coarse 6 nominal value setting By means of this potentiometer the rotational speed monitoring devices can be...

Page 10: ...4 Any number of monitoring devices JMNC can be con nected to one pulse indicator The output relay 16 of the rotational speed monitoring device is a change over contact The current switching status of...

Page 11: ...output relay 16 drops and the green LED 5 extinguishes see also fig 5 4 Rotational speed monitoring device the following relay contacts are closed JMNC 8 and 10 Rotational speed monitoring device the...

Page 12: ...following relay contacts are closed JMNC 8 and 10 J Operating speed Switchedspeed rotational speed of the drive II III pulses min Standard operation Malfunction I green LED 5 on output relay 16 attrac...

Page 13: ...60204 Machines safety Display indication operation VDE 0160 DIN EN 50178 Equipment of power plants with electronic materials Regulations for the prevention of accidents particularly VBG 4 EN regulati...

Page 14: ...1 5 ms Pulse ranges adjustable pulses minute switch off delay in s excl relay dropping time I 8 120 7 5 0 5 II 80 1200 0 75 0 05 III 800 12000 0 075 0 005 Relay output Terminals 8 9 10 Type of contact...

Page 15: ...ools Protection class of ISO housing IP 57 according to DIN VDE 0470 part 1 EN 60529 Line cross section max 2 5 mm2 Dimensions w x h x d 52 mm x 120 mm x 113 mm 8 mm for the setting tools 22 or the se...

Page 16: ...16 JMNC Operating Instructions 4 Technical Data 4 8 JMNC Dimensions 4 5 mm 52 mm 113 mm 113 mm 85 mm Fig 4 1 JMNC built in dimensions...

Page 17: ...JMNC Operating Instructions 4 Technical Data 4 9 Built in Dimensions ISO Housing Fig 4 2 Built in dimensions ISO housing 85 mm 130 mm 150 mm 185 mm 130 mm 165 mm 150 mm 185 mm 130 mm 165 mm 130 mm 85...

Page 18: ...er electric shocks The mounting and the electrical connection may only be carried out by qualified electri cians Before mounting disconnect the plant and prevent it from being switched on again Cover...

Page 19: ...he base 10 by means of two suitable M4 screws 6 Make the electrical connection see section 5 3 7 After the electrical connection plug the rotational speed monitoring device 9 back onto the base 10 and...

Page 20: ...use screened cables for the control lines in order to prevent interferences 1 Before making the electrical connection disconnect the plant and prevent it from being switched on again 2 Make sure that...

Page 21: ...Pulse indicator input plus NAMUR 2 GND indicator input minus 3 not assigned 4 Pulse output 5 24 V DC output 6 not assigned 7 not assigned 8 Relay contact closed 9 Relay contact open 10 Relay contact 1...

Page 22: ...t run up bridging JMNC Fig 5 4 Example underspeed monitoring device with or without run up bridging also valid for standstill monitoring devices without run up bridging 1 12 2 3 4 5 7 6 8 9 1011 n n G...

Page 23: ...or n n GND 1 12 2 3 4 5 7 6 8 9 1011 JM NC 1 12 2 3 4 5 7 6 8 9 1011 JM NC 1 12 2 3 4 5 7 6 8 9 1011 JM NC Supply voltage NAMUR indicator Opto indicator standstill monitoring device underspeed monitor...

Page 24: ...ews 12 on both sides of the rota tional speed monitoring device 9 s fig 5 6 4 Slowly pull the rotational speed monitoring device 9 off the base 10 Attention We recommend you to pull the rotational spe...

Page 25: ...d and hard to pull off again We there fore recommend you to leave the setting tools 22 in order to prevent maladjustment of the po tentiometers when pulling the tools off It is also possible to use a...

Page 26: ...right side up to the stroke 2 Turn the potentiometer Coarse 6 to the right side up to the stroke 3 Set the pulse selection switch 2 into position III 800 12000 pulses minute Fine 10 Item Description I...

Page 27: ...because the switching threshold was set to its maximum val ue see section 6 2 1 page 26 The green LED 5 extinguishes 3 Stop Measure the time and switch off the voltage sup ply The output relay 16 drop...

Page 28: ...per minute You therefore have to multiply the ro tational speed of the drive by the indicated number of pulses per rotation Item Description Indication Action 1 Set the pulse selection switch 2 to th...

Page 29: ...until the green LED 5 extinguishes 7 Precise setting of the switch point Slowly turn the potentiometer Fine 3 counter clockwise until the green LED 5 lights If the green LED 5 does not light though t...

Page 30: ...repeat the settings item 1 7 For this turn the potentiometers Fine 3 and Coarse 6 completely back clock wise Perhaps the switch point was not fixed by the potentiometer Coarse 6 nominal val ue 10 Swit...

Page 31: ...6 3 1 Basic Setting Attention Do not press the red set button 7 This section provides that the rotational speed monitoring device 9 is already connected to a plant In this case you must make sure tha...

Page 32: ...l the rotational speed monitoring device 9 off the base 10 4 Bridge the relay contacts JMNC Bridge terminals 9 and 10 JMND Bridge terminals 5 and 7 9 and 10 in order to avoid that the plant switches o...

Page 33: ...ed The green LED 5 lights The orange LED 4 flashes in the cycle of the incoming pulses 2 Slowly turn the potentiometer Coarse 6 nomi nal value setting clockwise until the green LED 5 extinguishes The...

Page 34: ...C 7 Pull the rotational speed monitoring device 9 off the base 10 8 Remove the bridges from the relay contacts 9 Plug the rotational speed monitoring device 9 back onto the base 10 and fasten the scre...

Page 35: ...y to Voss loh Kiepe GmbH company address see back cover 8 Ordering Devices With each purchase order please quote the type of the rotational speed monitoring device and the device identi fication numbe...

Page 36: ...anges Doc Ident No Edition Modification Index 94 054 963 191 04 09 2006 G Distribution Switzerland APS systems AG Neumatt 4 Tel 41 0 62 517 88 33 4626 Niederbuchsiten Web www kiepe elektrik ch Switzer...

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