Siemens UM344-2 FIGURE 4-13 Model 344 Sensor Wiring

UM344-2 INSTALLATION

September 1995

Signal

Cable

Note 2

Note 1

RTD+ RTD-

No connection

A. 2-Wire RTD

Note 2

RTD-RTD+

Signal

Cable

Note 2

RTD+ RTD-

RTD-RTD+ No connection

RTDI

B. 3-Wire RTD

Signal

Cable

Note 2

RTD+

RTDI

RTD-

Note 2

No connection

RTD-RTD+

C. 4-Wire RTD

Signal

cable

Note 2

TC+ TC-

Note 2

No connection

D. Thermocouple

TC+ TC-

OHM+ OHM-

OHMI

Jumper

Note 2

Signal

cable

Note 2

OHM+ OHM-

OHMI

No connection

E. OHMS Input

mV+ mV-

Note 2

Signal

cable

Note 2

mV+ mV-

No connection

F. mV Input

Notes:

1. Install jumper wire between terminals 1 and 2.

2. Connect the sensor and signal cable shields and insulate from ground.

Ground shields only at the power source

X02825S1

FIGURE 4-13 Model 344 Sensor Wiring

Contents

Main USERS MANUAL XTC TRANSMITTERS SERIES 344 TERMPERATURE TRANSMITTERS USERS MANUAL TABLE OF CONTENTS ii Page Page LIST OF ILLUSTRATIONS vi LIST OF TABLES Page Page 1.0 INTRODUCTION Page Page Page 2.0 XTC COMMUNICATOR XTC COMMUNICATOR UM344-2 September 1995 ON F1 F2 F3 F4 OFF 78 9 . MOORE XTC COMMUNICATOR Figure 2-1 Moore XTC Communicator (MXC) Page Page Page Page Page Page UM344-2 XTC COMMUNICATOR MAIN MENU September 1995 9 MXC SELF TEST MENU FUNCTION BLOCK MENU CONFIGURATION COMPLETE MENU Page 3.0 INITIAL TRANSMITTER SET-UP INITIAL TRANSMITTER SET-UP UM344-2 September 1995 3 FIGURE 3-1 Bench Test Connections FIGURE 3-2 Typical Field Test Connections Page Page Page Page Page Page Page Page Page 4.0 INSTALLATION Page Page Page Page INSTALLATION UM344-2 September 1995 6 FIGURE 4-2 Model 352 SLDC and Model 344 Connections (Analog Mode) Page Page Page Page Page Page Page Page Page Page FIGURE 4-5 Dimensions, Mounting Bracket for Model 344 Page Page Page Page FIGURE 4-7 Transmitter-To-Process Mounting INSTALLATION UM344-2 September 1995 FIGURE 4-8 Sensor Assembly Page Page Page Page Page Page Page FIGURE 4-13 Model 344 Sensor Wiring Page Page Page 5.0 ON-LINE AND OFF-LINE OPERATION Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page Page 6.0 CALIBRATION AND MAINTENANCE Page Page CALIBRATION AND MAINTENANCE UM344-2 September 1995 6 FIGURE 6-2 Field Calibration Connections Page Page Page Page Page Page Page Page Page Page Page Page Page FAIL Page Page Page TABLE 6.5 Symptom - Zero or Low Output, Continued TABLE 6.6 Symptom - High Output Page Page Page Page Page Page Page Page 7.0 CIRCUIT DESCRIPTION CIRCUIT DESCRIPTION UM344-2 Output Circuitry September 1995 FIGURE 7-1 Model 344 Electronics Module Block Diagram (R ) R T Input Circuitry Page Analog Switch is turned on enabling the 52 A sink circuit. Page 8.0 MODEL DESIGNATION AND SPECIFICATIONS Page Page Page Page Page Page Page Page Page Page Page Page Page Page 9.0 GLOSSARY Page Page Page Page A.0 APPENDIX A - FUNCTION BLOCK DESCRIPTIONS Page Page Page Page Page Page Page Page A 10 APPENDIX A - FUNCTION BLOCK DESCRIPTIONS UM344-2 Temperature Controller Function Blocks Page B.0 APPENDIX B - HAZARDOUS AREA INSTALLATION DRAWINGS Page Page Page Page Page Page WARRANTY Page PARTS LIST TEMPERATURE TRANSMITTER-CONTROLLER Drawing No. 15965-639PL Page USERS MANUAL ADDENDUM INVOLVED USERS MANUAL ADDITIONAL MATERIAL CONTROLLER MODE INSTALLATION WIRING UMA344-2-1 FIGURE 4-2a Model 344 Connections, Controller Function Block ON (Analog Mode) USERS MANUAL ADDENDUM INVOLVED USERS MANUAL ADDITIONAL MATERIAL