Internal Layout Figure And Terminal Block ・・・・・・・・・・・・・ Page - Fellow Kogyo FOCAS-2000 Instruction Manual

15ppm bilge alarm oil concentration detector
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Page. 5
Specifications
2
.
Internal layout figure and terminal block
■ 2-3.
2-3-1 Inside component layout of FOCAS-2000
Operation record memory
For replacement of the memory card, see
"8-8 Replacing the operational log memory."
Backup battery for the clock
Battery Model CR2450 (lithium battery)
For replacement of the backup battery, see
"8-7 Replacing the clock backup battery."
Reset switch
Use (or press) this when the machine is frozen and cannot be recovered.
2-3-2 Terminal block and FOCAS-2000 inner connection
All terminal blocks are removable.
All symbol figures of relay show conditions applying current.
Fuse for valve 
2A 2pcs
VALVE
AC IN
AC OUT
Specification A
1
AC power
Specification B
2
Memory card for FOCAS-2000 white or black with marking (circle painted all red)
Light
Dark
LCD contrast
Connector 2
REC
Alarm1
Alarm2
3
5
RECout (output
Alarm1 signal
of 4 to 20 mA)
External output
4
Alarm2 signal
External output
Caution against the voltage
Output signal for the three-way valve
Desiccant (silica gel)
For replacement of the desiccant, see
"8-6 Checkup and replacement timing
Fuse for main body 
3.15A 1pc
Fuse for valve 
Connector 1
2A 2pcs
4
External output alarm2 signal (Alarm2)
3
External output alarm1 signal (Alarm1)
Output signal for three-way valve (VALVE)
2
Specification "A" does not have "NO terminal".
Caution Voltage output
1
Connected to the Power supply source
"Install a power switch externally."
How to connect cables with the terminal block (reference)
1. Single-wired cables are recommended.
2. Loosen the screw with a flat-head screwdriver, insert a cable,
and then tighten the screw.
3. Connecting work is possible with the terminal block being removed
(the terminal block is removable type).
4. The relays with the cables being connected are installed
on the terminal block.
Peel the wire covering by 5 mm at most.
The wire to be used is AWG12 to 24 or equivalent.
Use AWG16 to 24 or equivalent only for RECout.
5 mm or less
Caution
Improper connection might cause failure.
of desiccant (silica gel)."
For replacement of the fuse, see
"8-9 Replacing the fuses."
5
RECout (output of 4 to 20 mA)

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