Bacharach H25-IR User Manual

H25-IR

Contents

Instruction 3015-4342

i

Table of Contents

Introduction ................................................................................................................................ 1

Purpose of Instruction Manual ...........................................................................................................1

Safety Precautions...............................................................................................................................1

Warning Statements.............................................................................................................1

Caution Statements ..............................................................................................................1

Hazard Symbols ....................................................................................................................1

AC Power and Grounding.....................................................................................................1

Explosive Atmosphere ..........................................................................................................2

Working Inside the Instrument ...........................................................................................2

Misuse and Modifications to Instrument ............................................................................2

In Case of Malfunction..........................................................................................................2

Cleaning.................................................................................................................................2

Ordering Information ..........................................................................................................................3

Unpacking and Initial Checks ............................................................................................................3

Features and Capabilities ...................................................................................................................4

Functional Overview ...........................................................................................................................5

Names and Functions of Components................................................................................................6

Front View .............................................................................................................................6

Rear View ..............................................................................................................................7

Interior...................................................................................................................................7

Standard Probe .....................................................................................................................8

Standard Probe with LED and Programmable Pushbutton ..............................................8

Smart Probe...........................................................................................................................9

Smart Probe Keylock Function ............................................................................................9

Menu System .....................................................................................................................................10

Preparing for Operation ........................................................................................................ 11

Connecting the Probe ........................................................................................................................11

Connecting the AC Power Cord ........................................................................................................11

Turning ON the Instrument .............................................................................................................11

System Setup .....................................................................................................................................12

Gas Type ..............................................................................................................................12

Leak Units ...........................................................................................................................12

Relays...................................................................................................................................13

4–20 mA Loop......................................................................................................................13

Brightness............................................................................................................................14

Clock ....................................................................................................................................14

PCHK Mode.........................................................................................................................14

Probe Button .......................................................................................................................14

Reset Defaults .....................................................................................................................14

Configuring the SETUPS Function..................................................................................................15

Setup Name .........................................................................................................................15

Range ...................................................................................................................................15

Gas Type ..............................................................................................................................16

Feedback Mode....................................................................................................................16

Setpoint................................................................................................................................16

Search Auto Zero.................................................................................................................17

Calibration .........................................................................................................................................17

External Relay Connections..............................................................................................................18

4–40 mA Current Loop Connection ..................................................................................................19

Calibration................................................................................................................................. 21

Selecting Internal or External Calibration......................................................................................21

Internal Calibration Selection............................................................................................21

External Calibration Selection and Setup.........................................................................22

Internal Calibration ..........................................................................................................................23

External Calibration..........................................................................................................................24