Parts for the 4857 process controller, Arts for the, Rocess – Parr Instrument 4857 User Manual
Page 35: Ontroller

4857 Reactor Controllers
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P
ARTS FOR THE
4857
P
ROCESS
C
ONTROLLER
Part #: Description:
Controller Electrical part
139E23
Heater fuse, fast-act, 15A, 250V
139E24
Main instrument fuse for 4857, fast-act 3A, 250V
139E10
Cooling fuse, fast-act, 0.25A, 250V
328E5
Hole plug for secondary tachometer port
416E
Hole plug for Auxilary ports
494E
Connector, motor, back panel of 4875
542E
High limit reset breaker
585E2EE Motor
switch
828EEE
Light, red, 250 V, high limit indicator
828E2EE
Light, green, 250 V, heating/cooling indicator
831DD
Connector, Power Control
909E
Power, 16 amp, main power switch
911E Filter
1111E
Solid State Relay, cooling
1119E
Solid State Relay, heating, 25 A, 3-32 VDC input
1259E
Fuse holder, lighted
1375E
Terminal Block in 4857
1451HC
Solid State Relay pad
1466E Receptacle,
main
power
cord
1468E Receptacle,
Heating/cooling
output
1470E Fuse
holder
1471E Carrier
1484E
Main power switch on front panel
1531E
RFI Power Line Filter 3A/2A
1532E
RFI Power Line Filter 6A/5A
1587E
Local / Remote Switch
1588E Signal
Isolator
1879E
Power Supply, 24 VDC, converts 115 V to 24 VDC
1901E
Calogix module, base unit
1902E
PID Module, pressure, rpm
1903E
PID Module, thermocouple
1973E
Hole plug for secondary Power Harness port
3109HC
DIN Rail for Control Base and Modules
A1695E
2 Tachometer / 8 Pressure Excitation Board
A1710E
Trip relay for 1119E Solid State Relay
A1929E
RS-485 harness receptacle
A1966E
Power Supply Filter
A1967E
Internal Power Harness
A1969E
Internal Pressure Harness
A1970E
Internal Tachometer Harness
WARNING:
For continued protection against possible
hazard, replace fuses with same type and rating of fuse.