TROUBLESHOOTING
© 2014 Mold-Masters (2007) Limited. All Rights Reserved.
Revised 1 Oct, 2014
8-9
8.6 M2 Fuses
There are supply fuses for four separate functions and a front panel-
mounted Miniature Circuit Breaker for the whole unit. In the unlikely
event of a fuse failure always isolate the incoming supply before open-
ing any cabinet door to investigate.
8.6.1 Replacement Fuses
If you nd that any fuse has ruptured then please make sure that you
replace the faulty fuse for a new one with identical characteristics. All
the correct fuse types are listed in the following tables.
Console
The console is supplied via a discrete fuse used in an in-line fuse
holder which will be found close to the main bus bars.
Fuse 20mm Anti-surge
Rating 2 A
Power Supply Units (PSUs)
The PSU is mounted on top of the upper chassis plate, behind the
termination rail. It has an integral supply fuse.
Fuse 20mm Anti-surge
Rating 6.3 A
Fans
The M2-Series Controller has a single fan to assist cooling. The fan
has a discreet supply fuse, of the following characteristics:
Fuse 20mm Anti-surge
Rating 6.3 A
Controller Cards
The current controller card has protection fuses
for both the T/C input and for the heating load
output.
If the Fuse LED indicator shows that the output fuse has ruptured then
the card may be easily removed and the fuse changed. Only use Ce-
ramic Body Fuses on Control Cards, never use glass bodied fuses.
If the T/C LED indicator shows an open circuit T/C circuit then this
may indicate that the input fuse has ruptured.
Output Fuse Type: 32mm Ceramic FF Ultra Fast
Card type Z6 Z4 Z2 Z1
Rating 5A 15A 20A 30A
Input Fuse Type: Surface-mount
Fuse Nano Ceramic Very Fast
Rating 62mA
CAUTION
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