26
6
TESTING AND RESETTING
6.1
Test Points
These test points are provided to assist in trouble shooting the
autoclave. A test point board is needed to be able to read these test
points.
NU TP
FUNCTION
VALVE
TP1
GND
TP2
+5V DC
TP3
+12V DC
TP4
OUTPUT HEATERS
0V-Off;
5V-On
TP5
OUTPUT
VACUUM PUMP
0V-Off; 5V-On
TP6
TP7
OUTPUT
AIR INLET VALVE (43)
0V –CLOSE; 5V-OPEN
TP8
OUTPUT
VACUUM VALVE (52)
0V –CLOSE; 5V-OPEN
TP9
OUTPUT
MINERAL FREE WATER TO
RESERVOIR (21)
0V-Off; 5V-On
TP10
OUTPUT WATER TO VAC PUMP (15)
0V-Off; 5V-On
TP11
TP12
OUTPUT
STEAM TO CHAMBER (93)
0V –CLOSE; 5V-OPEN
TP13
OUTPUT
SLOW EXHAUST (74)
0V –CLOSE; 5V-OPEN
TP14
OUTPUT DRAIN COOLING WATER (13)
0V-Off; 5V-On
TP15
OUTPUT WATER TO VAC PUMP RES. (14)
0V-Off; 5V-On
TP16
OUTPUT
FAST EXHAUST (73)
0V –CLOSE; 5V-OPEN
TP17
OUTPUT
WATER PUMP
0V-Off; 5V-On
TP18
TP19
TP20
TP21
INPUT
TEMPERATURE-1 (PT100)
273ºF = 1.97V
TP22
INPUT
JACKET PRESSURE
29.4 psi = 2.031V
TP23
TP24
INPUT
CHAMBER PRESSURE
29.4 psi = 2.031V
0V = SATISFIED
TP25
INPUT
LOW WATER ELECTRODE
2.5V = NOT SATISFIED
0V = SATISFIED
TP26
INPUT
HIGH WATER ELECTRODE
2.5V = NOT SATISFIED
Summary of Contents for 2540 EHS
Page 10: ...9 REAR VIEW...
Page 17: ...16 Layout diagram of the ANL T2 is provided below ANL T2 BOARD Top View Bottom View...
Page 19: ...18 AC T1 BOARD Top View Bottom View...
Page 30: ...29 6 4 Input Output Graph...
Page 31: ...30...
Page 32: ...31...
Page 33: ...32...
Page 34: ...33...
Page 35: ...34...
Page 66: ...65...
Page 68: ...67...
Page 120: ...119 VESSEL ASSEMBLY Model 2540 EHS Model 3870 EHS...
Page 121: ...120 OUTER CABINET ASSEMBLY Model 2540 EHS Model 3870 EHS...
Page 122: ...121 TRAY HOLDER For model 2540 TRH254 0009 For model 3870 TRH387 0001...
Page 126: ...125 PIPING DRAWING FOR 2540 EHS...
Page 127: ...126 PIPING DRAWING FOR 3870 EHS...
Page 128: ...127 ELECTRICAL DRAWING FOR 2540 EHS...
Page 129: ...128 ELECTRICAL DRAWING FOR 3870 EHS TILL S N 2307039...
Page 130: ...129 ELECTRICAL DRAWING FOR 3870 EHS AFTER S N 2307040...