TRS 5-8
Installation Instructions 810709-02
Temperature Switch
GESTRA Steam Systems
Page 1: ... TRS 5 8 Installation Instructions 810709 02 Temperature Switch TRS 5 8 GESTRA Steam Systems ...
Page 2: ...e 4 Important Notes Page Explanatory Notes Scope of supply 4 Description 5 Function 5 System components 5 Design 5 TRS 5 8 12 Attention 12 Tools 12 Key 12 Examples of Installation 13 Installation TRS 5 8 6 Corrosion resistance 7 Name plate marking 7 Dimensions 8 Technical Data TRS 5 8 9 Key 11 Design TRS 5 8 10 Key 11 Functional Elements ...
Page 3: ...ng Page Temperature controller 18 Note 18 Operation Danger 19 Fault finding list for troubleshooting 19 Operation Malfunctions Danger 20 Disposal 20 Decommissioning TRS 5 8 18 Performance test Declaration of Conformity 21 Annex Basic Settings Adjusting temperature limit 16 Example 1 16 Example 2 16 Example 3 16 Tools 16 Code switch settings 17 ...
Page 4: ...h TRS 5 8 1 Installation manual ATEX Atmosphère Explosible The equipment constitutes a simple item of electrical equipment as defined in DIN EN 50020 section 5 4 According to the European Directive 94 9 EC the equipment must be equipped with approved Zener barriers if used in potentially explosive areas Applicable in Ex zones 1 2 1999 92EC The equipment does not bear an Ex marking The suitability ...
Page 5: ...t contact relays of the TRS 5 8 are of the normally closed type In the event of a power supply failure the temperature switch will raise an alarm The temperature switch can signal the following two operating conditions Normal operation temperatures within permissible range Alarm temperatures above below limit A green LED indicates mains supply ON Two red LEDs are illuminated if the temperature exc...
Page 6: ...emperature limit range 30 C to 540 C adjustable via code switch in steps of 2 C Switching hysteresis At MAX limit 5 C At MIN limit 5 C Indicators and adjustors Two LEDs Alarm one LED Power one code switch for MIN temperature one code switch for MAX temperature Mains supply 230 V 10 50 60 Hz Special voltages 115 V 10 50 60 Hz or 24 V 10 50 60 Hz Power consumption 5 VA Protection TRS 5 8 b IP 20 to ...
Page 7: ...250 V T 2 5 A Before opening the equipment cut off power supply Avant d ouvrir l appareil couper l alimentation secteur Temperature switch Commutateur de température Corrosion resistance If the unit is used for the intended purpose its safety is not impaired by corrosion Technical Data continued Name plate marking Fig 1 Mains supply Protection External fuse Equipment designation ...
Page 8: ... Technical Data continued Dimensions Fig 2 106 7 Fig 3 37 5 75 158 95 ...
Page 9: ... Design Fig 6 2 3 4 Fig 4 Fig 5 DIN TW 106805 TRS 5 8 MADE BY GESTRA 2 256 128 64 32 16 8 4 C MAX MIN 2 256 128 64 32 16 8 4 C 1 1 TRS 5 8 7 6 5 ...
Page 10: ...10 Functional Elements TRS 5 8 MAX 55 C MAX 95 IP 20 DIN TW 106805 TRS 5 8 MADE BY GESTRA 2 256 128 64 32 16 8 4 C MAX MIN 2 256 128 64 32 16 8 4 C 9 0 Fig 7 ...
Page 11: ...entry flexible 6 Cable entry housing 7 Fixing holes d 4 3 mm 8 Supporting rail TS 35 x 15 DIN EN 50022 9 LED MAX temperature alarm 0 LED MIN temperature alarm LED Power Code switch for MIN temperature setting Code switch for MAX temperature setting Design Functional Elements Key ...
Page 12: ...elect cable entry 5 and remove corresponding seal On mounting panel 1 Loosen cover screws 1 and detach cover 3 from its base 2 2 Unscrew mounting clip 4 3 Drill hole 7 marked in the base to 4 3 mm 4 Select cable entry 5 6 and remove corresponding seal 5 Fix base with two M4 screws onto mounting panel 1 Cover screws 2 Base 3 Upper part of the housing 4 Mounting clip 5 Cable entry flexible 6 Cable e...
Page 13: ...3 Installation continued Examples of Installation C E DIN TW 106805 TRS 5 8 MADE BY GESTRA 2 256 128 64 32 16 8 4 C MAX MIN 2 256 128 64 32 16 8 4 C 4 2 5 8 6 6 3 1 MAX 55 C MAX 95 IP 20 Fig 9 Fig 8 7 7 ...
Page 14: ...al contact Note Connect screen only to terminal 10 of the temperature switch The loop resistance must be below 10 Ω The rated voltage is indicated on the name plate When switching off inductive loads voltage spikes are produced that may impair the operation of control and measuring systems Inductive loads should be provided with commercial arc suppressor RC combinations e g 0 1 µF 100 W Switching ...
Page 15: ...15 Electrical Connection continued Wiring diagram Fig 10 Fig 11 TRG 5 53 TRG 5 54 5 3 6 5 3 2 6 a b c Fig 12 TRG 5 55 TRG 5 57 TRS 5 8 Pt 100 IEC 751 TRG 5 53 TRG 5 54 TRG 5 55 TRG 5 57 CMIN CMAX L N ...
Page 16: ...e makes the requested limit temperature Tmax 176 C Fig 13 Example 2 A temperature limit is to be set at Tmax 446 C Set the switches 32 128 and 256 to the left by using a small screwdriver The sum of the values gives a temperature of 416 C Plus 30 C basic temperature makes the requested limit temperature Tmax 446 C Example 3 A temperature limit is to be set at Tmax 79 C Set the switches 16 and 32 t...
Page 17: ...ed Code switch settings Fig 13 Example 1 Fig 14 Example 3 30 C 176 S1 ON 2 S2 OFF 4 S3 OFF 8 S4 ON 16 S5 OFF 32 S6 OFF 64 S7 ON 128 S8 OFF 256 30 C 78 S1 OFF 2 S2 OFF 4 S3 OFF 8 S4 ON 16 S5 ON 32 S6 OFF 64 S7 OFF 128 S8 OFF 256 ...
Page 18: ...ED 9 of the temperature switch must light up 3 After lowering the temperature the red LED 9 must extinguish 4 Lower the temperature until it falls below the min limit The red LED 0 of the temperature switch must light up 5 After raising the temperature the red LED 0 must extinguish TRS 5 8 Operation Operation only in conjunction with temperature sensors TRG 5 53 TRG 5 54 TRG 5 55 or TRG 5 57 in pr...
Page 19: ...r the cable leading to the resistance thermometer is damaged Remedy Check whether the resistance thermometer gives correct readings basic values of measuring resistor to DIN EN 60751 for Pt 100 Danger The terminal strip of the equipment is live during operation This presents the risk of severe cases of electric shock Cut off power supply before mounting or removing the terminal strips and the hous...
Page 20: ...as the circuit board must be disposed of separately For the disposal of the equipment observe the pertinent legal regulations concerning waste disposal Danger The terminal strip of the equipment is live during operation This presents the risk of severe cases of electric shock Cut off power supply before mounting or removing the terminal strips and the housing cover ...
Page 21: ...rd EN 50178 EMC standard EN 50081 2 EN 50082 2 Applied conformity assessment procedure Annex III Module B and D verified by the Notified Body 0525 This declaration is no longer valid if modifications are made to the equipment without consulation with us Bremen 3rd January 2005 GESTRA AG Dipl Ing Lars Bohl Academically qualified engineer Quality Assurance Manager Dipl Ing Uwe Bledschun Academically...
Page 22: ...22 For your notes ...
Page 23: ...23 For your notes ...
Page 24: ...007 GESTRA AG Bremen Printed in Germany Agencies all over the world www gestra de GESTRA AG Münchener Straße 77 28215 Bremen Germany Telefon 49 421 3503 0 Telefax 49 421 3503 393 E Mail info de gestra com Web www gestra de ...
