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STP-H600/H1000 Series Instruction Manual
7.2.2 Air Cooling Method
When water cooling is not available, an air cooling unit (optional accessory) can be
used. Follow the steps below:
1) Remove the water cooling unit (it is attached with the four M8
*1
screws).
2) Attach the air cooling unit using screw holes for the water cooling unit.
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Check the rated voltage of the air cooling unit before use.
Purchase a breaker or fuses for the air cooling unit (remote terminal block TB2
incorporates fuses).
When connecting the power for the air cooling unit (over 25 V AC) to the
remote terminal block, secure the cable using the attached cable fitting tool.
DO NOT apply excessive force to the cable for the air cooling unit.
Follow the steps below to run the STP pump associated with the air cooling unit
(read through Section 8, "Remote Input/Output Signal Terminal Blocks," then
operate them).
1) Connect the power cable of the air cooling unit between “I/O TB2 FAN OUT
Terminal (5) - (6)."
2) Input the power supply of the air cooling unit between “I/O TB2 AC. POWER
IN Terminal (19) - (20)."
3) The air cooling unit functions under the "ACCELERATION" or "NORMAL
OPERATION" state.
4) The air cooling unit also stops when the STP pump stops.
*1
: JIS
7-3