SECTION 3
• INPUT AND OUTPUT FUNCTIONS
TABLE OF CONTENTS
• INPUT AND OUTPUT FUNCTIONS ................................................................................... 3-1
INTRODUCTION.................................................................................................................................... 3-1
POWER SYSTEM INPUTS ................................................................................................................... 3-1
Current Measurement (BE1-700C) .................................................................................................... 3-1
Voltage Measurement (BE1-700V) .................................................................................................... 3-1
Frequency Measurement (BE1-700V) ............................................................................................... 3-2
Measurement Functions Setup .......................................................................................................... 3-2
CONTACT-SENSING INPUTS .............................................................................................................. 3-4
Digital Input Conditioning Function .................................................................................................... 3-5
OUTPUTS .............................................................................................................................................. 3-7
Hardware Outputs and Virtual Outputs .............................................................................................. 3-7
Retrieving Output Status .................................................................................................................... 3-8
Relay Trouble Alarm Disable .............................................................................................................. 3-8
Programmable Hold Timer ................................................................................................................. 3-8
Output Logic Override Control............................................................................................................ 3-9
Figures
Figure 3-1. General Operation, Power System Tab .................................................................................. 3-3
Figure 3-2. General Operation Screen, CT & VT Setup ............................................................................ 3-3
Figure 3-3. Digital Input Conditioning Timing Diagram.............................................................................. 3-5
Figure 3-4. Inputs and Outputs Screen, Inputs 1-4 Tab ............................................................................ 3-6
Figure 3-5. Output Logic, General Purpose Output Contacts ................................................................... 3-7
Figure 3-6. Output Logic, Fail-Safe Alarm Output Contact ....................................................................... 3-8
Figure 3-7. Inputs and Outputs Screen, Outputs 1-5, A Tab ..................................................................... 3-9
Tables
Table 3-1. Measurement Functions Settings ............................................................................................. 3-4
Table 3-2. Contact-Sensing Turn-On Voltages ......................................................................................... 3-5
Table 3-3. Digital Input Conditioning Settings ........................................................................................... 3-6
Table 3-4. Hold Timer Settings .................................................................................................................. 3-9
9376700990 Rev M
BE1-700 Input and Output Functions
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