GE Hydran 201 i Instruction Manual page 296

Appendix I • Glossary
SCADA: Supervisory Control And Data Acquisition, identifying the numerous devices
(control panel, alarm panel, retransmission unit, display, terminal, data recorder, external
detection device, etc.) on which can be connected the components of the
Hydran 201i System
SH: Cable SHield
S/N: Serial Number
SP: Set Point
SPDT: Single Pole Double Throw
SQL: Structured Query Language
SSR: Solid-State Relay
Submenu: A branch of the treelike structure of a menu
Supervisory Link: Cable connecting a Hydran 201Ti to a Hydran 201Ci Controller
TB: Terminal Block
TDM: Time Division Multiplexing, a method of coding and transmitting information
Teflon: polyTEtraFLuOrethyleNe
Termination board: Terminal block used to connect the supervisory link
TM: TradeMark
Transformer Oil: Highly-refined, mineral oil used as a dielectric and heat transfer fluid in
transformers
USB: Universal Serial Bus
User: Person operating the Hydran 201i System
User-Friendly: An interface designed to simplify the use of an application
I-10 Rev. 6, March 2011 Part 17997