ENMET EX-6175 - Manual (Page 2)

Table of Contents
1.0 INTRODUCTION ..................................................................................................................................................................................1
1.1 U NPACK ...........................................................................................................................................................................................1
1.2 C HECK O RDER ..................................................................................................................................................................................1
1.3 S ERIAL N UMBERS ..............................................................................................................................................................................1
2.0 FEATURES OF THE EX-6175..............................................................................................................................................................2
3.0 INSTALLATION OF THE EX-6175 .......................................................................................................................................................3
3.1 M OUNTING THE EX-6175 E NCLOSURE ................................................................................................................................................3
3.2 W IRING THE EX-6175 TO A C ONTROL U NIT .........................................................................................................................................4
3.2 P OWER S UPPLY ................................................................................................................................................................................5
3.3 A NALOGUE O UTPUT ..........................................................................................................................................................................5
3.4 RS232 O UTPUT ................................................................................................................................................................................5
3.5 F OLLOWING C OMPLETION OF THE I NSTALLATION : .................................................................................................................................6
3.6 A PPLYING POWER ..............................................................................................................................................................................6
3.7 I NDICATORS ......................................................................................................................................................................................6
4.0 OPERATION ........................................................................................................................................................................................8
5.0 CALIBRATION .....................................................................................................................................................................................9
5.1 S ENSOR C ALIBRATION .......................................................................................................................................................................9
5.1.1 Sensor Zero ................................................................................................................................................................................................................ 9
5.1.2 Sensor Span ............................................................................................................................................................................................................... 9
6 SENSOR REPLACEMENT ................................................................................................................................................................... 10
6.1 O XYGEN / T OXIC S ENSOR ................................................................................................................................................................ 10
7 FUSES .................................................................................................................................................................................................. 15
8 SPECIFICATIONS ................................................................................................................................................................................ 15
9 CERTIFICATION ................................................................................................................................................................................... 16
10 EX-6175 ACCESSORIES AND CALIBRATION GAS ......................................................................................................................... 16
11 MENU MODE ...................................................................................................................................................................................... 17
11.2.1 E : 1 – Sensor Zero................................................................................................................................................................................................. 17
11.2.2 E : 2 – Sensor Span ............................................................................................................................................................................................... 17
11.2.3 E : 3 – Sensor FSD ................................................................................................................................................................................................. 17
11.2.4 E : 4 – Output Zero (4mA) ...................................................................................................................................................................................... 17
11.2.5 E : 5 – Output Span (20mA) ................................................................................................................................................................................... 17
11.2.6 E : 6 – Decimal Places ........................................................................................................................................................................................... 18
11.2.7 E : 7 – Firmware Version ........................................................................................................................................................................................ 18
11.2.8 E : 8 – Sensor Selection ......................................................................................................................................................................................... 18
11.2.9 E : 9 – Engineer diagnostics ................................................................................................................................................................................... 18
11.2.11 E : 13 – Relay 1 .................................................................................................................................................................................................... 19
11.2.12 E : 14 – Relay 2 .................................................................................................................................................................................................... 19
11.2.13 E : 15 – Alarm Level 1 .......................................................................................................................................................................................... 19
11.2.14 E : 16 – Alarm Level 2 .......................................................................................................................................................................................... 19
11.2.15 E : 19 – Positive Zero Suppression ...................................................................................................................................................................... 19
11.2.16 E : 20 – Negative Zero Suppression .................................................................................................................................................................... 20
11.2.? E : 21 – Toxic Sensor Bias ..................................................................................................................................................................................... 20
11.2.17 E : 27 – Hysteresis................................................................................................................................................................................................ 20
11.2.18 E : 28 – Firmware update ..................................................................................................................................................................................... 20
11.2.19 E : 29 – Relay 3 .................................................................................................................................................................................................... 20
11.2.20 E : 30 – Password................................................................................................................................................................................................. 20
11.2.21 E : 31 – Warm-up timer ........................................................................................................................................................................................ 21
11.2.22 E : 47 – Analogue Output FSD ............................................................................................................................................................................. 21
APPENDIX A ........................................................................................................................................................................................... 22
A.1 A NALOG O UTPUT C ALIBRATION ........................................................................................................................................................ 22
A.1.1 Analogue Output Zero .............................................................................................................................................................................................. 22
A.1.2 Analogue Output Span ............................................................................................................................................................................................. 22
A.2 C OMMUNICATIONS P ROTOCOL ......................................................................................................................................................... 23
A.2.1 Hardware connections ............................................................................................................................................................................................. 23
A.2.2 Control Byte Constants ............................................................................................................................................................................................ 23
A.3 F RAME S TRUCTURE ........................................................................................................................................................................ 23
A.3.1 Variables................................................................................................................................................................................................................... 23
A.3.2 Reading a Variable ................................................................................................................................................................................................... 24
A.3.3 Read example - read live data ................................................................................................................................................................................. 24
A.4. W RITING A V ARIABLE ...................................................................................................................................................................... 24
WARRANTY ............................................................................................................................................................................................ 25