SCP SCIENCE DigiPREP Jr. - Heater Verification

KeyPad service manual
Rev.1.1
41
8.5 Heater verification
The following figure shows the heater general diagram.
Heating Pad
Controller
EX+
EX-
M+
M-
AC (Neutral)
AC (Hot)
GND (Earth)
Thermal Switch 180degC (Jr/MS/HP) or
gaz switch (HT)
DigiPROBE
Conn.
RTD
PROBE
to metal support and graphite block
1 2 3 4
Dongle for
internal RTD
1
2
3
4
M+
M-
GND
Hot
N
Ex+
Ex-
1
2
3
4
5
6
7
Figure 24: Heater general diagram