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Sub Zero Controller Manual PDF Free Download
Sub Zero
Introduction :
The Sub-Zero Series 75XX-P are aesthetically superior versions of their predecessors. The SZ 7515/25-P is a single-set point controller with a buzzer.
The 7520/25-Pis a defrost controller, and the 7529-Pis also a defrost controller with an inbuilt power relay that can drive compressor loads directly up to 20Amps, thereby eliminating contractors in single-phase applications.
They are specifically designed for refrigeration applications wherein the compressor cuts
off at the set point and is restarted at a temperature of set point plus differential.
Additionally, these controllers offer several protection features that are easily understood by the examples in the instructions below.
The controller can be used for heating applications when the P1 parameter is set to “1” except for SZ-7520/25/29-P.
A number of parameters are displayed alphanumerically to set up the instrument for each specific application.
The SZ-7510/15/20/25/29/69-P controller can be used for several O O applications with a measuring range from -50 C to 99 C.
WIRING:
The probe and its corresponding wires should never be installed in a conduit next to control or power supply lines.
The electrical wiring should be done as shown in the diagram.
The power supply circuit should be connected to a protection switch.
The terminals admit wires of up to 2.5sq mm.
WARNING: Improper wiring may cause irreparable damage and personal injury.
Kindly ensure that wiring is done by qualified personnel only.
Maintenance:
Cleaning:
Clean the surface of the controller with a soft moist cloth. Do not use abrasive detergents, petrol, alcohol or solvents.
Notice: The information in this document is subject to change in order to improve reliability, design, or function without prior notice and does not represent a commitment on the part of the company.
In no event will the company be liable for direct, indirect, special, incidental, or consequential damage arising out of the use or inability to use the product or documentation, even if advised of the possibility of such damages.
No part of this manual may be reproduced or transmitted in any form or by any means without the prior written permission of the company.
Installation:
Fixing and dimensions of panel models:
To fix the unit, slide fastener 1 through guide 2 as per the position shown in the figure. Move the fastener in the direction of the arrow, pressing tab 3 permits moving the fastener in the opposite direction of the arrow.
Once the controller has been connected, it should be covered with the lid 4 Silicon sealant should be applied along the perimeter of the panel cut out or a rubber ‘O’ ring supplied before the unit is fitted to increase protection against water seepage.
Controller :
The controller should be installed in a place protected by vibration, water, and corrosive gasses and where ambient temperature does not exceed the values specified in the technical data.
Probe :
give a correct reading, the probe must be installed in a place protected from thermal influences, which may affect the temperature to be controlled.
Disclaimer:
This manual & its contents remain the sole property of A. S. CONTROLS Pvt. Ltd, India, and shall not be reproduced or distributed without authorization.
Although great care has been taken in the preparation of this document, the company or its vendors in no event will be liable for direct, indirect, special, incidental, or consequential damage arising out of the use or inability to use the product or documentation, even if advised of the possibility of such damages.
No part of this manual may be reproduced or transmitted in any form or by any means without the prior written permission of the company. A. S. CONTROLS Pvt.
Ltd reserves the right to make changes or improvements without prior notice.
Warranty: This product is warranted against defects in materials and workmanship for a period of one year from the date of purchase.
During the warranty period, products determined by us to be defective in form or function will be repaired or, at our option, replaced at no charge.
This warranty does not apply if the product has been damaged by accident, abuse, and misuse or as a result of service or modification other than by the company.
This warranty is in lieu of any other warranty expressed or implied.
In no event shall the company be held liable for incidental or consequential damages, including lost revenue or lost business opportunities arising from the purchase of this product.
| Author | – |
| Language | English |
| No. of Pages | 2 |
| PDF Size | 1 MB |
| Category | General |
| Source/Credits | 5.imimg.com |
Sub Zero Controller Manual PDF Free Download