YOKOGAWA UT55A - Page 400

17-31
IM 05P01C31-01EN
Installation and Wiring
17
2-wire Wiring
UT
RSB (+)
RSA (–)
SG
RSB (+)
RSA (–)
SG
RSB (+)
RSA (–)
SG
UT UT
Communication
cable
Class D grounding
(grounding resistance
of 100 Ω or less)
Communication
cable
Class D grounding
(grounding resistance
of 100 Ω or less)
(External)
Terminating resistor
220 Ω 1/4 W
(External)
Terminating resistor
220 Ω 1/4 W
UT55A/UT52A
Terminal
symbol
above
(For Standard model) UT55A Sufx
code: Type 2=1 or 2, and with optional
sufx code /LP
(For Detailed model) UT55A Optional
sufx code: /AC4 or /LC4
(For Standard model) UT52A Sufx
code: Type 2=1
(For Detailed model) UT52A Optional
sufx code: /RCH1 or /LCH1
RSB(+) 501 301
RSA(–) 502 302
SG 503 303
► Detailsofcommunication
parametersettingsandcommunicationfunctions:UTAdvancedSeries
CommunicationInterface(RS-485,Ethernet)User'sManual
► DetailsofPeer-to-peercommunication:LL50AParameterSettingSoftwareUser'sManual
17.4 Wiring