TurboChef Technologies TurboChef - Manual (Page 23)

THE CONTROL SYSTEM
The Control System is comprised of the components
that signal, sense, command, and switch the oven’s
various components. Figure 7 shows a functional
diagram of all the components that make up the
Control System.
N O T E : The part numbers for each component can
be located on the drawings found throughout and
at the end of this manual.
GROUND
STATUS OK
I/O COM
1
2
OUT
240 VAC
3 PHASE
3
4
4
6
5
2
1
3
I/O COM
ENABLE
200-240
VAC IN
SPD
2
3
0-10V 1
BMSC
K1
MECH
RELAY
+ 24 VDC -
RELAY
MECH
K2
RELAY
MECH
K3
SSR
DUAL
BOARD
CONTROL
I/O
KEYPAD
VFD
DISPLAY
IR THERMOCOUPLE
EC THERMOCOUPLE
CC THERMOCOUPLE
SUPPLY
POWER
24VDC
IR ELEMENT COMMAND
CONVECTION HEATER COMMAND
MA
G H
V
COM
M
AN
D
COM
M
AN
D
MA
G F
ILA
MEN
T
MONITOR
INTERLOCK
INTERLOCK
INTERLOCK
+24VDC
+24VDC
+24VDC
COMMON
CMD
COMMON
+24VDC
PRIMARY SWITCH
SECONDARY SWITCH
K6
MECH
RELAY
+ 24 VDC - + 24 VDC - + 24 VDC -
VOLTAGE COM
M
AN
D
COMMON
VOLTAGE INPUT VOLTAGE
K7
RELAY
- 24 VDC +
MAGNETRON COOLING FAN COMMAND
PRIMARY SWITCH
NC
NO C
NC C
NO
SECONDARY SWITCH
MONITOR SWITCH
NC C
NO
3(+) 4(-) 3(+) 4(-)
+V
-V
L
N
A (-)
C (+)
C (+)
A (-)
C (+)
A (-)
1 2 14
14 2 1
14 2 1
14 2 1
12
25
26
21
25
26
21 12
25
26
25
26
+24VDC
K5 K4
(U.S. ONLY)
FOR MORE DETAIL, SEE FIGURE 37
SENSOR
F I G U R E
7: NGC (Tornado) Control System
13
U.S. ONLY