Bacharach H25-IR - Manual (Page 3)

H25-IR Contents
Instruction 3015-4342 i
Table of Contents
1 Introduction ................................................................................................................................ 1
1.1 Purpose of Instruction Manual ...........................................................................................................1
1.2 Safety Precautions...............................................................................................................................1
1.2.1 Warning Statements.............................................................................................................1
1.2.2 Caution Statements ..............................................................................................................1
1.2.3 Hazard Symbols ....................................................................................................................1
1.2.4 AC Power and Grounding.....................................................................................................1
1.2.5 Explosive Atmosphere ..........................................................................................................2
1.2.6 Accessing the Interior of the Instrument ............................................................................2
1.2.7 Misuse and Modifications to Instrument ............................................................................2
1.2.8 In Case of Malfunction..........................................................................................................2
1.2.9 Cleaning.................................................................................................................................2
1.3 Ordering Information ..........................................................................................................................3
1.4 Unpacking and Initial Checks ............................................................................................................3
1.5 Features and Capabilities ...................................................................................................................4
1.6 Functional Overview ...........................................................................................................................5
1.7 Names and Functions of Components................................................................................................6
1.7.1 Front View .............................................................................................................................6
1.7.2 Rear View ..............................................................................................................................7
1.7.3 Interior...................................................................................................................................7
1.7.4 Standard Probe .....................................................................................................................8
1.7.5 Standard Probe with LED and Programmable Pushbutton ..............................................8
1.7.6 Smart Probe...........................................................................................................................9
1.7.7 Smart Probe Keylock Function ............................................................................................9
1.8 Menu System .....................................................................................................................................10
2 Preparing for Operation ........................................................................................................ 11
2.1 Connecting the Probe ........................................................................................................................11
2.2 Connecting the AC Power Cord ........................................................................................................11
2.3 Battery Pack ......................................................................................................................................11
2.4 Turning ON the Instrument .............................................................................................................11
2.5 System Setup .....................................................................................................................................12
2.5.1 Gas Type ..............................................................................................................................12
2.5.2 Leak Units ...........................................................................................................................12
2.5.3 Relays...................................................................................................................................13
2.5.4 4–20 mA Loop......................................................................................................................13
2.5.5 Brightness............................................................................................................................14
2.5.6 Clock ....................................................................................................................................14
2.5.7 PCHK Mode.........................................................................................................................14
2.5.8 Probe Button .......................................................................................................................14
2.5.9 Reset Defaults .....................................................................................................................14
2.6 Configuring the SETUPS Function..................................................................................................15
2.6.1 Setup Name .........................................................................................................................15
2.6.2 Range ...................................................................................................................................15
2.6.3 Gas Type ..............................................................................................................................16
2.6.4 Feedback Mode....................................................................................................................16
2.6.5 Setpoint................................................................................................................................16
2.6.6 Search Auto Zero.................................................................................................................17
2.7 External Relay Connections..............................................................................................................18
2.8 4–20 mA Current Loop Connection ..................................................................................................19
3 Calibration................................................................................................................................. 21
3.1 Selecting Internal or External Calibration......................................................................................21
3.1.1 Internal Calibration Selection............................................................................................21
3.1.2 External Calibration Selection and Setup.........................................................................22
3.2 Internal Calibration ..........................................................................................................................22
3.3 External Calibration..........................................................................................................................23
3.4 CAL Factor.........................................................................................................................................24