55
section 6
troubleshootinG
115V AC MARK MODE INPUT
J1-G
11
12
22
E-STOP LOOP MUST BE
CLOSED FOR POWER
SOURCE TO FUNCTION
21
J4-A
TB8-19
TB8-18
T2
J1-E
24 VAC
E-STOP BUTTON
J1-F
S5
J4-B
E-STOP RELAY
K1
ISOLATED CONTACT
J6-D
J6-E
15 - 50 VDC
ELECTRODE CURRENT SIGNAL 1.0V = 100A
J6-H
J6-C
200K
Ohms
FLOW
SWITCH
LO
REMOTE EMERGENCY STOP
J1-C
100 OHMS
ISOLATED CONTACT
REMOTE
115V AC CONTACTOR INPUT
K3
PILOT ARC HI/LO
K8
NOTE: Panel S1
MUST BE in LOW
position for remote
contact to function
OFF: PILOT ARC LOW
ON: PILOT ARC HIGH
LO
OK
K33
J1-S
-
+
115 VAC
J1-M
J1-L
J1-J
REMOTE CUTTING CURRENT
REFERENCE VOLTAGE (Vref)
Icut = (Vref) x (50)
EPP-450 POWER SOURCE
0 - 10V Vref
LEVEL
SWITCH
-
+
OK
K15
LO
J1-Y
CONTACTOR FOR
PUMP & FAN
H
J1-D
J1-E
J1-H
J1-C
J1-A
J1-B
CONTROL
COOLANT CIRCULATOR
H
CONTROL CIRCUIT INTERFACE USING J1, J4, & J6 CONNECTORS
J6-A
COOLANT LEVEL
115V AC HOT
115V AC NEUTRAL
CHASSIS
J1-R
J1-Z
J1-D
COOLANT FLOW
115 VAC HI
RANGE
INPUT
IN MARK MODE, K11 FORCES
THE LO CURRENT RANGE
HI
S1
CB2
PLASMA START
K11
3A
K13 K14
T2
115 VAC
CURRENT
DETECTOR
100V
50mA
MAX
J1-P
10 OHMS
K11
CUT/MARK MODE SELECT
RED 12
J6-B
RED 18
RED 03
CUT/MARK
CURRENT DETECT
- +
RED 17
LO
HI
RED 16
RED 04
GRN/YEL
RED 05
RED 06
J1-T
HI/LO CURRENT RANGE
RED 09
RED 11
J1-B
RED 23
CUT
MARK
RED 14
J1-K
RED 07
RED 02
RED 10
epp-450 power source
REMOTE CUTTING CURRENT
REFERENCE VOLTAGE (Vref)
Icut = (Vref) x (50) hi current range
Icut = (Vref) x (10) lo current range
Содержание Plasmarc EPP-450
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