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3 environmental requirements, 4 system equivalent circuit and block diagram – AMETEK SLD Series User Manual

Page 19

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Sorensen SLD-Series DC Load

Introduction

M540075-01 Rev C

1-7

1.2.3 Environmental Requirements

• For indoor use only
• Installation Category II (over voltage)
• Pollution Degree 2
• Altitude up to 2000 meters (with power derating)
• Relative Humidity 80% RH Max
• Ambient Operating Temperature 0-40°C, with ideal being 25°C ± 5°C

1.2.4 System

Equivalent Circuit and Block Diagram

The equivalent polarity circuit diagrams of SLD-series Dual DC Electronic Load are shown
below:

IA

IB

COM

COM

CHAN.A

CHAN.B

Figure 1-9 SLD-60-xxx-xxx: Dual Positive Load Channel

IA

IB

COM

COM

CHAN.A

CHAN.B

Figure 1-10 SLD-61-xxx-xxx: Channel A/B is Positive/Negative Load Channel, Respectively