Parker Hannifin R-134A دليل المستخدم

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Cehirll Crellortno
Holders for
Optional Fail
Installation and Servicing Instructions
Safe Batteries
Two 20 ampere
The Chiller Controller has the most features of any Sporlan controller.
240 VAC
NC/NO relays
24 Volt AC
It will control one or two Sporlan Electric Expansion Valves, and con-
50/60 Hz.
trols superheat by means of pressure-temperature control. The controller 40 VA Input
controls each valve independently, and the valves may be different sizes,
i.e. one SEI-2 and one SEH-175. Pressur

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Page 2 part number V150LA20A for 120 VAC input and part number V275LA20A for 208/240 VAC input. NOTE: Sensor and valve wires may be extended for remote appli- cations. Waterproof butt connectors should be used, and the cable should be at least 16 gauge. Care must be taken to ensure a good splice and that the individual wires are correctly identified. For remote installation where the sensors are located more than 25 ft. from the controller, contact Sporlan Division of Parker for guidance.

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Page 3 Pressing the ENTER button will change the flashing digit from 100’s digit Pressing the UP button will open the valve 100 steps. Pressing the DOWN button will close the valve 100 steps. to the 10’s digit. Pressing the ENTER button will change the flashing digit from 100’s digit Pressing the UP button will increase the set point by 10 PSI. to the 10’s digit. Pressing the DOWN button will decrease the set point by 10 PSI. Pressing the UP button will open the valve 10 steps. Pressing the EN

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24 VAC Page 4 Pressing the UP button will increase the set point by 1 unit. TST2 Saturated temperature for AC circuit 2 Pressing the DOWN button will decrease the set point by 1 unit. AC2, PDN2 Pressing the ENTER button will change the flashing digit from 1’s digit AC2 when in normal operation, PDN2 when in pumpdown for to the 100’s digit. AC circuit 2 R22, 134A, 407C, 404A, R507 Press and hold the UP button and ENTER button together for 5 seconds to R22 for refrigerant R-22, 134A for refri