Emerson instruction manual Installation Requirements, Removing the ROC827 from the DIN Rail

ROC827 Instruction Manual

Chapter 2 – Installation and Use

This chapter describes the ROC827 housing (case), its backplane (electronic connection board at the back of the housing), the ROC800- Series CPU (central processing unit), and the ROC800-Series Expanded Backplane (EXP). This chapter provides a description and specifications of these hardware items and explains installation and startup of the ROC827.

In This Chapter

2.1	Installation Requirements	2-1
	2.1.1 Environmental Requirements	2-2
	2.1.2 Site Requirements	2-2
	2.1.3 Compliance with Hazardous Area Standards	2-3
	2.1.4 Power Installation Requirements	2-4
	2.1.5 Grounding Installation Requirements	2-4
	2.1.6 I/O Wiring Requirements	2-5
2.2	Required Tools	2-5
2.3	Housing	2-5
	2.3.1 Removing and Replacing End Caps	2-6
	2.3.2 Removing and Installing Wire Channel Covers	2-6
	2.3.3 Removing and Installing Module Covers	2-7
2.4	Mounting the ROC827 on a DIN Rail	2-7
	2.4.1 Installing the DIN Rail	2-9
	2.4.2 Securing the ROC827 on the DIN Rail	2-9
	2.4.3 Removing the ROC827 from the DIN Rail	2-10
2.5	ROC800-Series Expanded Backplane (EXP)	2-10
	2.5.1 Attaching an Expandable Backplane	2-11
	2.5.2 Removing an Expandable Backplane	2-12
2.6	Central Processor Unit (CPU)	2-13
	2.6.1 Removing the CPU Module	2-16
	2.6.2 Installing the CPU Module	2-16
2.7	License Keys	2-17
	2.7.1 Installing a License Key	2-18
	2.7.2 Removing a License Key	2-19
2.8	Startup and Operation	2-19
	2.8.1 Startup	2-20
	2.8.2 Operation	2-20

2.1Installation Requirements

The ROC827’s design makes it highly adaptable to a wide variety of installations. Consequently, this manual cannot cover all possible installation scenarios. Contact your local sales representative if you require information concerning a specific installation not described in this manual.

Planning is essential to a good installation. Because installation requirements depend on many factors (such as the application, location,

Issued Mar-06 Installation and Use 2-1