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JUMO ATHf-SW, Руководство по эксплуатации

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19

4  Installation

4.2

Electrical connection

Steps

✱

Open housing. 

➩

 Chapter 3.2 “Opening the housing”, page 10

.

✱

Pull off protective cover.

✱

Pass the connecting cable (cable diameter 5 to 10 mm) through the cable
gland ( A ). Screw connection for up to 2.5 mm

2

 cable cross-section.

✱

Make the connection to the terminals ( 1, 2 and 4 ) according to the con-
nection diagram.

✱

Connect protective earth conductor to the terminal PE 

 .

✱

Replace protective cover.

✱

The reset button ( B ) on the STB must be free to move.

Connection
diagrams

Single thermostat

1

2

4

1

2

( A )

( B )

H

Connection suitable for fixed wiring. Cable entry without fixed strain relief.
Type X attachment (without any special tools).

TW, STW (STB) with
changeover contact

STB with break contact 
and lockout

Содержание ATHf-SW

Страница 1: ...Surface mounting Thermostats Series ATH SW B 60 3035 0 Operating Instructions 02 03 00408320 ATHf SW ATHs SW...

Страница 2: ...be appreciated Phone 49 661 6003 0 Fax 49 661 6003 607 All necessary settings and possible adjustments inside the instrument are described in these operating instructions However if any problems shou...

Страница 3: ...1 Dimensions 8 3 2 Opening the housing 10 3 3 Fixing the surface mounting thermostat 10 3 3 1 Code s rigid stem 10 3 3 2 Code f with capillary 10 3 4 Capillary temperature probe pocket 10 3 4 1 Genera...

Страница 4: ...22 5 1 1 TW STW STB STB 22 5 2 Resetting the STB 23 5 3 Self monitoring 24 5 3 1 Response to a system fracture 24 5 3 2 Response to falling below the temperature limit 24 5 4 Use of the STW STB as ST...

Страница 5: ...ith a superscript number Action This symbol indicates that an action to be performed is described The individual steps are marked by this asterisk e g Open housing V Danger This symbol is used where t...

Страница 6: ...ary will result in permanent instrument failure H Surface mounting twin thermostats ATH SW series conform to VDE 0631 End of scale C Danger ous reaction Fire explosion hazard Water contami nation Toxi...

Страница 7: ...SW ATH surface mounting thermostat with microswitch s with screw in pocket attached to housing rigid stem pocket U or UZ f with capillary pocket U SW die cast aluminium housing dust tight and proof a...

Страница 8: ...8 3 Mounting 3 1 Dimensions ATHs SW with pocket U ATHs SW with pocket UZS hex cable gland M 20x1 5 80 D S G 25 100 100 cable gland M 20x1 5 100 80 25 100 S D 90 91 30...

Страница 9: ...9 3 Mounting ATHf SW with plain cylindrical bulb A no pocket ATHf SW with pocket U cable gland M 20x1 5 100 100 80 66 86 8 5 d L 15 25 cable gland M 20x1 5 hex 100 100 80 66 86 8 5 15 25 L1 G D S...

Страница 10: ...e probe pocket 3 4 1 General V Take care that the seal is seated correctly A Cutting through or kinking the capillary of the surface mounting thermostats will result in permanent instrument failure Mi...

Страница 11: ...al bulb Screw in pocket with screw in spigot Form A to DIN 3852 2 with fixing screw Screw in pocket with fixing screw and extension US UZS Weld in pocket with fixing screw and clamp Weld in pocket wit...

Страница 12: ...code s above 150 C probe temperature screw in pocket open at end with screw in spigot Form A to DIN 3852 2 with fixing screw and extension Q V For code f thead at both ends for retrofitting on capilla...

Страница 13: ...no groove Loading A The values below refer to the maximum loading on the probe mounting con cerned The maximum pressure that can be sealed depends on the installation conditions and may therefore be...

Страница 14: ...re loading and different immersion tube temperatures t Temperature 200 C Thermal medium air 1 water oil 2 Tube diameter D 08 mm 10 mm 15 mm A The values below refer to the maximum loading on the probe...

Страница 15: ...and nipple X 6 CrNiMoTl 17 122 Temperature Tube diameter D 8 x 0 75 mm or taper 15 x 0 75 mm Maximum permissible pressure 100 C 92 bar 50 bar 150 C 88 bar 48 bar 200 C 83 bar 45 bar 300 C 72 bar 39 ba...

Страница 16: ...actory Fitting several probes into a common pocket is only permitted with 2 or 3 cylindrical probes with 6 mm diameter and pockets 15 x 0 75 mm When fitting 2 probes into a common pocket the factory s...

Страница 17: ...robe 2 must be completely immersed in the medium otherwise there will be appreciable deviation from the switching point In the case of thermostats with capillary code f the temperature probe is secure...

Страница 18: ...e components may be touched Earth the instrument at terminal PE to the protective earth This cable must have at least the same cross section as the supply cable Earthing cables must be wired in star c...

Страница 19: ...n Make the connection to the terminals 1 2 and 4 according to the con nection diagram Connect protective earth conductor to the terminal PE Replace protective cover The reset button B on the STB must...

Страница 20: ...t System I and II with changeover contact switching action TW STW System I with changeover contact switching action TW STW System II with break contact and lockout switching action STB System I and II...

Страница 21: ...the housing Thermostats as TW STW STB STB Make sure that the plastic seal 1 in the housing base 3 is seated cor rectly Place the housing top 2 onto the housing base 3 Tighten the cover screws 4 hex ca...

Страница 22: ...B STB Open housing Chapter 3 2 Opening the housing page 10 Set the limit on the setpoint spindle 5 using a screwdriver Close housing Chapter 4 2 1 Closing the housing page 21 1 Upper stop 2 Setpoint m...

Страница 23: ...ped by about 10 of the span below the set limit safe temperature limit the microswitch can be reset Remove the cover screws 1 lift cover 2 Press reset button 3 until the microswitch is reset Put cover...

Страница 24: ...On the STB the microswitch will additionally be locked H If the probe cools down to below the minimum temperature of 10 C the cir cuit will open STW STB and STB As the probe temperature rises to abov...

Страница 25: ...TW STB STB max 80 C 80 C 80 C min 40 C 40 C 80 C 200 C 20 C 20 C 80 C 200 C 350 C 40 C 40 C 80 C 350 C 500 C Code with liquid filled measuring system Nom value Possible actual value TW 3 3 max 4 stand...

Страница 26: ...ion in operation no auxiliary power source required STB STW STB Type 2BK automatic action with micro disconnection in operation with break protection Weight approx 1 0 kg TW with differentials 3 5 6 9...

Страница 27: ...her switching point End of scale Capillary Probe up to 200 C copper Mat Ref 2 0090 1 5 mm dia copper Mat Ref 2 0090 brazed up to 350 C copper Mat Ref 2 0090 1 5 mm dia st steel Mat Ref 1 4571 brazed u...

Страница 28: ...1 6003 607 E mail mail jumo net Internet www jumo net JUMO Instrument Co Ltd JUMO House Temple Bank Riverway Harlow Essex CM20 2TT UK Phone 44 1279 635533 Fax 44 1279 635262 E mail sales jumo co uk In...

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