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Revision history – Basler Electric BE1-50/51B-231 User Manual

Page 5

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9252000895 Rev C

BE1-50/51B-231 Introduction

iii

REVISION HISTORY

The following information provides a historical summary of the changes made to this instruction manual
(9252000895). Revisions are listed in reverse chronological order.

Manual

Revision and Date

Change

C, 12/11

 Made changes to reflect that a new connection plug is included with

the relay.

 Updated year of IEEE C37.90 specifications in Section 1.
 Improved description of Locator H (Active/Pickup LED) in Table 2-1.

B, 12/08

 Removed notes about hard-wiring relay case to ground since relay is

a direct replacement, i.e. not shipped with a case.

 Updated Storage statement in Section 4.
 Modified Figure 5-2, Target Operational Test Setup.
 In Section 5, Testing, removed list of required tools and removed

steps about disconnecting and re-connecting relay terminal wires.

 Modified Target Test so that TIME and INST targets can be verified

independently from each other.

 Minor text edits throughout manual.

A, 03/08

 Updated front panel drawings to show new target reset button.

—, 01/07

 Initial release