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Mounting the Protected Junction Box

Page 5

 

7. Insert the junction box cable into the connector marked WEATHER COMPUTER.

 

The length of cable between the station console and the Protected Junction 
Box may be a maximum of 200' (60 m).

 

C

 

ONNECTING

 

 

 

THE

 

 C

 

ABLES

 

8. If you want to use the Protected Junction Box’s surge suppression capabilities, loosen 

the screw in terminal JP1 (the lower left of the circuit board).

 

See “Surge Protection” on page 7 for more information.

 

9. Place the spade lug at the end of the ground wire under the screw head.

10. Secure the ground wire by re-tightening the screw in terminal JP1.

11. If you want to use the Protected Junction Box’s RFI protection, repeat steps 8-10 using 

the other ground wire and terminal JP2 (the lower right of the circuit board).

 

See “RFI Filtering” on page 8 for more information.

 

G

 

ROUNDING

 

 

 

THE

 

 P

 

ROTECTED

 

 J

 

UNCTION

 

 B

 

OX

Summary of Contents for Protected Junction Box

Page 1: ...oof enclosure The cable run between the Protected Junction Box and the station console may be a maximum of 200 60 m This instruction manual takes you step by step through the process required to conne...

Page 2: ...box from its mounting location Note Do not throw away your existing junction box The surge absorbers in the Protected Junction Box may blow if they absorb a direct or near lightning strike In this cas...

Page 3: ...y mount the Protected Junction Box against a wall or other vertical sur face or you may simply set it down on a horizontal surface 1 Remove the cover from the Protected Junction Box by pushing down on...

Page 4: ...unting surface Do not overtighten ATTACHING THE BASE TO THE MOUNTING SURFACE 3 If you plan to place the Protected Junction Box on a horizontal surface attach one of the adhesive pads to each of the fo...

Page 5: ...lities loosen the screw in terminal JP1 the lower left of the circuit board See Surge Protection on page 7 for more information 9 Place the spade lug at the end of the ground wire under the screw head...

Page 6: ...nction box cable and the ground wire from JP2 and secure them to the cable tie lug using a cable tie When tightening the cable tie make sure the cables are on top of the lug Note Even if you are not u...

Page 7: ...hen they are operating This is a normal indi cation that surges are being absorbed If the current load is too great surge absorbers will blow when blown they will appear black inside It is possible in...

Page 8: ...tively you may connect to a grounded metal cold water pipe Be aware that connecting JP2 to ground can cause measurement errors espe cially in temperature in some cases To correct the problem you shoul...

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