Bacharach H25-IR manual Table of Contents

H25-IRContents

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 Working Inside 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	Turning ON the Instrument		11
2.4	System Setup		12
	2.4.1	Gas Type	12
	2.4.2	Leak Units	12
	2.4.3	Relays	13
	2.4.4	4–20 mA Loop	13
	2.4.5	Brightness	14
	2.4.6	Clock	14
	2.4.7	PCHK Mode	14
	2.4.8	Probe Button	14
	2.4.9	Reset Defaults	14
2.5	Configuring the SETUPS Function		15
	2.5.1	Setup Name	15
	2.5.2	Range	15
	2.5.3	Gas Type	16
	2.5.4	Feedback Mode	16
	2.5.5	Setpoint	16
	2.5.6	Search Auto Zero	17
2.6	Calibration		17
2.7	External Relay Connections		18
2.8	4–40 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	23
3.3	External Calibration	24

Instruction 3015-4342 i