Dräger X-am 2500 Technical Manual

Dräger X-am 2500 (MQG 0011)

Technical Manual

i

Content

Content

1	For your safety . . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
1.1	General safety statements . . . . . . . . . . . . . . . . .	. . .4
1.2	Definitions of alert icons . . . . . . . . . . . . . . . . . . .	. . .4
2	Description . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
2.1	Product overview . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
2.1.1	Front . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
2.1.2	Rear side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
2.1.3	Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
2.1.4	Special symbols . . . . . . . . . . . . . . . . . . . . . . . . .	. . .4
2.2	Intended use . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .5
2.3	Approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .5
2.3.1	Safety Instructions . . . . . . . . . . . . . . . . . . . . . . .	. . .5
3	Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .6
3.1	Preparations for operation . . . . . . . . . . . . . . . . .	. . .6
3.1.1	Charging the batteries . . . . . . . . . . . . . . . . . . . . .	. . .6
3.1.2	Replacing the batteries / rechargeable batteries	. . .7
3.1.3	Switching on the instrument . . . . . . . . . . . . . . . .	. . .8
3.1.4	Switching off the instrument . . . . . . . . . . . . . . . .	. . .8
3.2	Before entering the workplace . . . . . . . . . . . . . .	. . .8
3.3	Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . .	. . .9
3.3.1	Standard gas configuration . . . . . . . . . . . . . . . . .	. . .9
3.3.2	Standard instrument configuration . . . . . . . . . . .	. .10
3.3.3	Configuring the device . . . . . . . . . . . . . . . . . . . .	. .10

3.3.4Export data memory and display graphically . . . . .11

3.4 Running the bump test . . . . . . . . . . . . . . . . . . . . . .11

3.4.1Manual implementation without documentation

of the results in the instrument memory . . . . . . . . .11

3.4.2Menu implementation with the documentation of

results in the instrument memory . . . . . . . . . . . . . .12

3.4.3Automatic implementation with the

Bump Test Station . . . . . . . . . . . . . . . . . . . . . . . . .13 3.5 During operation . . . . . . . . . . . . . . . . . . . . . . . . . . .13 3.6 Identifying alarms . . . . . . . . . . . . . . . . . . . . . . . . . .14 3.6.1 Concentration pre-alarm A1 . . . . . . . . . . . . . . . . . .14 3.6.2 Concentration main alarm A2 . . . . . . . . . . . . . . . . .14 3.6.3 STEL/TWA exposure alarm . . . . . . . . . . . . . . . . . .14 3.6.4 Battery pre-alarm . . . . . . . . . . . . . . . . . . . . . . . . . .14 3.6.5 Battery main alarm . . . . . . . . . . . . . . . . . . . . . . . . .14 3.6.6 Instrument alarm . . . . . . . . . . . . . . . . . . . . . . . . . . .14

4 Menu functions . . . . . . . . . . . . . . . . . . . . . . . . . . .15

4.1 Activating the Info mode . . . . . . . . . . . . . . . . . . . . .15 4.2 Opening Info-Off Mode . . . . . . . . . . . . . . . . . . . . . .15 4.3 Quick Menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15 4.3.1 Quick menu functions . . . . . . . . . . . . . . . . . . . . . . .15 4.3.2 Opening the Quick Menu . . . . . . . . . . . . . . . . . . . .15 4.3.3 Quick menu "Delete peak values" . . . . . . . . . . . . . .15 4.4 Calibration Menu . . . . . . . . . . . . . . . . . . . . . . . . . . .15 4.4.1 Calibration menu functions . . . . . . . . . . . . . . . . . . .15 4.4.2 Open the Calibration Menu . . . . . . . . . . . . . . . . . . .15

5 Calibrate instrument . . . . . . . . . . . . . . . . . . . . . . .16

5.1 Adjustment interval . . . . . . . . . . . . . . . . . . . . . . . . .16 5.2 Run fresh air calibration . . . . . . . . . . . . . . . . . . . . .16

5.3Automatic fresh air calibration of the CatEx

sensor in the charging cradle . . . . . . . . . . . . . . . . .17

5.4 1-button calibration . . . . . . . . . . . . . . . . . . . . . . . . 17

5.4.1Calibrating the sensitivity for an individual

measuring channel . . . . . . . . . . . . . . . . . . . . . . . .	18
5.4.2 Sensitivity calibration for CatEx . . . . . . . . . . . . . . .	18

5.5Calibration with the X-dock maintenance

station . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

6 Operation with pump . . . . . . . . . . . . . . . . . . . . . 19

6.1Performing a measurement with the Dräger

X-am Pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19

6.2Performing a measurement with a manual pump

adapter and rubber ball pump . . . . . . . . . . . . . . . . 20

7	Replacing the sensors . . . . . . . . . . . . . . . . . . . .	20
8	Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . .	21
8.1	Warning messages . . . . . . . . . . . . . . . . . . . . . . . .	21
8.2	Fault message . . . . . . . . . . . . . . . . . . . . . . . . . . . .	23
9	Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . .	26
9.1	Maintenance table . . . . . . . . . . . . . . . . . . . . . . . . .	26
10	Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	26
11	Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	26
12	Disposal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	26
13	Technical data . . . . . . . . . . . . . . . . . . . . . . . . . . .	27
13.1	X-am 2500 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	27
14	Order list . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	28

Dräger X-am 2500

3

For your safety

1 For your safety

1.1General safety statements

Before using this product, carefully read the associated Instructions for Use. This document does not replace the Instructions for Use.

1.2Definitions of alert icons

The following alert icons are used in this document to provide and highlight areas of the associated text that require a greater awareness by the user. A definition of the meaning of each icon is as follows:

	!	WARNING
		Indicates a potentially hazardous situation which,
		if not avoided, could result in death or serious injury.

	!	CAUTION
		Indicates a potentially hazardous situation which, if not
		avoided, could result in physical injury, or damage to
		the product or environment. It may also be used to
		alert against unsafe practices.

		NOTICE
	i
		Indicates additional information on how to use
		the product.

2 Description

2.1Product overview

2.1.1Front

1
2		2
7		3
		X-am 2500
6
5	0	4

00133366.eps

1Gas entry

2Alarm LED

3Horn

4OK key

5 key

6Display

7Tool for changing sensor

2.1.2Rear side

1

2

6

3

5 4

00233366.eps

1IR interface

2Fastening clip

3Nameplate

4Charging contacts

5Power pack

6Serial no.

2.1.3Display

		0.0			ch4		0.0
	ch4	%LEL					%LEL
		20.9			O2		20.9
	O2	Vol%
		0.0					Vol%
							0.0
	CO	ppm			CO
		0.0
							ppm
	H2S	ppm
	1	2	3			1	2	3

00333366_en.eps

Left: 4 measuring channels, right: 3 measuring channels

1Measured gas display

2Measuring value display with unit

3Special symbols

The following only shows the instrument version with 4 measuring channels.

2.1.4Special symbols

Fault message, see section 4.1 on page 15 Warning message, see section 4.1 on page 15

Display of peak values for all measured gases, see section 4.1 on page 15

The exposure evaluation display (TWA) for measured gases, e.g. H2S and CO, see section 4.1 on page 15

The exposure evaluation display (STEL) for measured gases, e.g. H2S und CO, see section 4.1 on page 15

4	Dräger X-am 2500

			Description
The instrument is set to the bump test function,
			NOTICE
see section 3.4 on page 11		i
			CSA requirement: Only the combustible gas detection
The instrument is set to the fresh air calibration function,
see section 5.2 on page 16			portion of this instrument has been assessed for
The instrument is set to the 1-button calibration/			performance.
			The instrument has not been classified by the CSA for
adjustment function, see section 5.4 on page 17
			use in mines.
The instrument is set to the single gas calibration
function, see section 5.4.1 on page 18

Function for password input is active, see section 4.4 on page 15

Battery / rechargeable battery 100 % full

Battery / rechargeable battery 2/3 full

Battery / rechargeable battery 1/3 full

Battery / rechargeable battery empty

2.2Intended use

Portable gas detection instrument for the continuous monitoring of the concentration of several gases in the ambient air within the working area and in explosion-hazard areas.

Independent measurement of up to 4 gases, in accordance with the installed Dräger sensors.

2.3Approvals

Copies of the name plate and the declaration of conformity are provided in the enclosed supplementary documentation (order no. 90 33 890).

Do not stick anything on the name plate on the gas detector. The technical approvals are valid for the X-am 2500 gas detection instrument and the calibration cradle. The explosionprotection approvals are only valid for the X-am 2500 gas detection instrument; the calibration cradle must not be used in the Ex zone.

The BVS 10 ATEX E 080 X technical suitability test is based on the calibration with the target gas.

2.3.1Safety Instructions

	Areas subject to explosion hazards, classified by zones			!	WARNING
					Do not replace or charge batteries in potentially
	The instrument is intended for the use in explosion-hazard
	areas of Zone 0, Zone 1 or Zone 2 or in mines at risk due to fire				explosive areas. Explosion hazard!
	damp. It is intended for use within a temperature range of -
	20 °C to +50 °C, and for areas in which gases of explosion				Charge the NiMH power pack T4 (type HBT 0000) or
	groups IIA, IIB or IIC and temperature class T3 or T4				T4 HC (type HBT 0100) with the associated Dräger
	(depending on the batteries and rechargeable battery) may be				charger. Charge NiMH single cells for ABT 0100
	present. If used in mines, the instrument is only to be used in				battery holder in accordance with the manufacturer's
	areas known to have a low risk of mechanical impact.				specifications. Ambient temperature during the
	Areas subject to explosion hazards, classified by divisions.				charging process: 0 to +40 °C.
					To reduce the danger of explosion, do not mix new
	The instrument is intended for use in explosion-hazard areas
	according to Class I&II, Div. 1 or Div. 2 within a temperature				batteries with old batteries and do not mix batteries
	range of -20 °C to +50 °C, and for areas where gases or dusts				made by different manufacturers.
	of groups A, B, C, D, E, F, G and temperature class T3 or T4				Always disconnect the instrument from the power pack
	may be present (depending on the rechargeable battery and
	batteries).				before carrying out any maintenance operations.
					Substitution of components may impair intrinsic safety.
	!	WARNING
		CSA requirement: Measured values over the full scale			Only use power packs ABT 0100 (order no. 83 22 237),
		value may indicate an explosive atmosphere.			HBT 0000 (order no. 83 18 704) or HBT 0100 (order no.
					83 22 244). See marking on power pack for approved
		Only applicable to Class II certification. CSA Std.			batteries and related temperature classes.
		C22.2 No 152 does not have any requirement for			Not tested in an oxygen-enriched atmosphere
		Class II hazardous locations and therefore this device
		has not been performance tested by CSA for Class II.			(>21 % O2).
		The sensor may become clogged and not detect gas			High off-scale readings may indicate an explosive
		properly or warn the user of its inability to detect gas.
					concentration.
		WARNING
	!
		CSA requirement: The sensitivity must be tested on a

daily basis before first use with a known concentration of the gas to be measured in accordance with 25 to 50 % of the concentration limit value. The accuracy must be 0 to +20 % of the actual value. The accuracy can be corrected via calibration.

Dräger X-am 2500

5

Operation

Note the following for CSA (Canadian Standards Association) applications:

For the CSA approval only the functions of the device component that is used to measure flammable gases are tested. The device is not approved by CSA for use in mining.

WARNING

! Before daily use, test the sensitivity with a known concentration of the applicable gas corresponding to 25 to 50 % of the maximum concentration. The accuracy must be within a range of 0 to +20 % of the actual value. Perform a calibration to correct the accuracy if necessary.

The charging time is typically 4 hours.

A new NiMH power pack reaches its full capacity after three complete charging/discharging cycles.

Never store the instrument for extended periods without

being connected to a power source (maximum of 2 months) because the internal buffer battery will drain.

Charging with the charging module adapter and the power supply unit 83 21 849 or 83 21 850

 A maximum of 5 instruments in charging modules (order no. 83 18 639) can be charged at the same time on the charging module adapter (order no. 83 25 736) in connection with the power supply unit (order no. 83 21 849). Up to 20 instruments can be charged at the same time with the power supply unit 83 21 850.

3 Operation

Before attaching the charging modules to the charging module adapter, disconnect the power supply unit from the mains supply!

3.1Preparations for operation

WARNING

! To reduce the risk of ignition of a flammable or explosive atmosphere, strictly adhere to the following warning statements: Only use power pack types ABT 01xx, HBT 00xx or HBT 01xx. See the marking on the rechargeable battery for permitted rechargeable batteries and the corresponding temperature class.

Substitution of components may impair intrinsic safety.

Before using the instrument for the first time, insert a charged NiMH T4 power pack or batteries approved by Dräger see section 3.1.2 on page 7.

The instrument is now ready for operation.

3.1.1Charging the batteries

	!	WARNING
		Explosion hazard! To reduce the risk of flammable or
		explosive atmospheres igniting, it is essential that the
		warning notices below are observed:
		Do not charge underground or in explosion hazard areas!

The chargers are not designed in accordance with the regulations for fire damp and explosion protection.

Charge the NiMH power pack T4 (type HBT 0000) or T4 HC (type HBT 0100) with the associated Dräger charger. Charge NiMH single cells for ABT 0100 battery holder in accordance with the manufacturer's specifications. Ambient temperature during the charging process: 0 to +40 °C.

		NOTICE
	i
		Even if the instrument is not used, Dräger
		recommends storing the instrument in the charging
		cradle (chargingmodule X-am 1/2/5000, order no.
		83 18 639).

To maintain the lifetime of the batteries, charging is temperature controlled and only performed in a temperature range of 5 to 35 °C. When outside this temperature range, the charging automatically interrupted and automatically recommenced after the temperature range has been reached again.

! CAUTION

Always connect or disconnect the charging modules individually and never in groups in order to prevent the charging module adapter from becoming damaged. Even during transportation, always handle the power supply unit and the charging modules individually and without instruments inserted.

83 21 849 /
83 21 850	2	1	2	1	2	1
1
		3		3		3
83 25 736			83 16 639
						02733366.eps

 Position the instrument on an even and level surface.

1.Turn the slots of the interlock into a horizontal position by using a screwdriver or coin.

2.Insert the fastening lug (2) of the charger module (simultaneous power feed) until it engages.

3.Close the lock (1) with a quarter turn (slot is positioned vertically).

4.Attach additional charging modules in the same way.

5.Connect the power pack to the mains.

The green LED (3) lights up.

6.Insert the switched off instrument into the charger module.

Display LED (3) on the charger module:

Charging

Fault

Full

If a fault occurs:

Remove the instrument from the charging module and insert it again.

If the fault still occurs, have the charging module repaired.

It takes approx. 4 hours to fully charge an empty rechargeable battery.

6	Dräger X-am 2500

Operation

! CAUTION

A short circuit of the charging contacts in the charging modules, e. g., by metallic objects that have fallen in, does not result in damage to the charging station. It should, however, be avoided due to possible heating hazards and incorrect displays on the charger module.

		NOTICE
	i
		If combining different charging modules, follow the
		instructions in the manual supplied with the charging
		module adapter.

Charge using charger module and plug-in power pack or vehicle charging adapter

83 16 994 (100 ... 240 V)	X-am 2500
83 16 997 (100 ... 240 V)	O2
	Ex
	%UEG
	CO2
	ppm
	Vol%
	CO
	ppm
	H2S
	ppm
	0

45 30 057

02833366.eps

When using the power supply unit (order no. 83 16 994), up to 5 instruments can be charged at the same time, with the power supply unit (order no. 83 16 997) one instrument individually.

 When using the vehicle charging adapter (order no. 45 30 057) it is recommended that you supply every charging module separately.

The charging process is carried out analogous to charging with the multiple charging station.

3.1.2Replacing the batteries / rechargeable batteries

!	WARNING
	Explosion hazard! To reduce the risk of flammable or
	explosive atmospheres igniting, it is essential that the
	warning notices below are observed:

Do not throw used batteries into fire or try to open them by force.

Do not replace or charge batteries in areas at risk of an explosion hazard.

Do not mix new batteries with used batteries, and do not mix batteries from different manufacturers or of different types.

Remove batteries before maintenance work.

Batteries / rechargeable batteries are part of the Ex approval.

Only the following types may be used:

Alkaline batteries – T3 – (non rechargeable!)

Panasonic LR6 Powerline

Varta Type 4106 1) (power one) or

Varta Type 4006 1 (industrial)

Alkaline batteries – T4 – (non rechargeable!)

Duracell Procell MN15001), Duracell Plus Power MN15001)

NiMHy rechargeable batteries – T3 – (rechargeable)

GP 180AAHC 1 (1800 mAh) max. 40 °C ambient temperature.

Charge the NiMH power pack T4 (type HBT 0000) or T4 HC (type HBT 0100) with the associated Dräger charger. Charge NiMH rechargeable batteries for battery holder ABT 0100 in accordance with the manufacturer's specifications. Ambient temperature during the charging process: 0 to +40 °C.

1)Not part of the measurement performance tests BVS10 ATEX E 080X and PFG 10 G 001X.

Dräger X-am 2500

7

Operation

+	–
2
–	+

3

1

02633366.eps

1. Switching off the instrument: OK key and key are held down simultaneously.

2.Loosen the screw (2.0 mm hexagon socket) on the power pack and remove the power pack.

With battery holder (order no. 83 22 237): Replace alkaline batteries or NiMHy rechargeable batteries. Ensure correct polarity.

With the T4 NiMH power pack (type HBT 0000) / T4 HC (type HBT 0100): Completely replace the power pack.

3.Insert the power pack into the instrument and tighten the screw, the instrument switches on automatically.

After replacing the T4 NiMH power pack (type HBT 0000)/ T4 HC (type HBT 0100), a full charge is recommended.

After the batteries have been replaced:

The settings and data are stored when the battery is replaced. The sensors warm up again.

3.1.3Switching on the instrument

1.Hold down the [OK] button for approx. 3 seconds until the » 3 . 2 . 1 « countdown shown on the display has elapsed.

All the display segments, including the visual, audible and vibration alarms, are activated for a short time.

The software version is displayed.

The instrument performs a self-test.

The sensor that is up next for calibration/adjustment is

displayed with the remaining days until the next calibration/adjustment e. g. » Ex %LEL CAL 20 «.

The time until the bump test interval elapses is displayed in days, e.g. » bt 123 «.

 All A1 and A2 alarm thresholds and » « (TWA)1) and » « (STEL)1 for all toxic gases (e. g. H2S or CO) are displayed consecutively.

During the sensor warm-up phase:

 The display for the measured value flashes  The special symbol » « is displayed.

No alarms are issued during the warm-up phase.

The red LEDs flash.

The gas detector is ready to measure when the measured values no longer flash and the red LEDs are

no longer illuminated. The special symbol » « may continue to be displayed if corresponding warnings (e.g. not yet ready for calibration) are active.

2.Press the [OK] key to cancel the display of the activation sequence.

1)Only when activated in the instrument configuration. Delivery condition: not activated.

3.1.4Switching off the instrument

Press and hold the [OK] key and [ + ] key simultaneously until the countdown » 3 . 2 . 1 « shown on the display has elapsed.

When the instrument is switched off, the visual, audible and vibration alarms are activated for a short time in order to protect against inadvertent switch off.

3.2Before entering the workplace

WARNING

! Before any measurements relevant to safety are made, check the adjustment with a bump test, adjust if necessary and check all alarm elements. If national regulations apply, a bump test must be performed according to the national regulations. Faulty adjustment may result in incorrect measuring results, with possible serious consequences.

	!		CAUTION
			The CatEx sensor is intended for measurements of
			flammable gases and vapours mixed with air (i.e. O2
			content ≈ 21 vol.%). Incorrect measured values may
			be displayed in the case of oxygen deficient or oxygen
			enriched environments.
			NOTICE
		i
			If the gas detector is used for offshore applications, a
			distance of 5 m to a compass must be complied with.

1.Switch on the instrument. The current measured values are shown in the display.

2.Observe any warning » « or fault messages » «.

The instrument can be operated normally. If the warning message does not disappear automatically during operation, the instrument must be serviced after the end of use.

The instrument is not ready to measure and requires maintenance.

3.Check that the gas inlet opening on the instrument is not covered.

	!	WARNING
		Explosion hazard! To reduce the risk of flammable or
		explosive atmospheres igniting, it is essential that the
		warning notices below are observed:

Fractions of catalytic poisons in the measuring gas (e.g. volatile silicone, sulphur, heavy metal compounds or halogenated hydrocarbon) can damage the CatEx sensor. If the CatEx sensor can no longer be calibrated to the target concentration, the sensor must be replaced.

In case of measurements in an oxygen-deficient

atmosphere (<12 Vol.-% O2) the CatEx sensor may show incorrect displays; in this case, a reliable measurement with a CatEx sensor is not possible.

In an oxygen enriched atmosphere (>21 vol. %

O2), the explosion protection cannot be guaranteed; remove instrument from the Ex area.

High values outside the display area indicate an explosive concentration where applicable.

8	Dräger X-am 2500

Operation

3.3Configuration

3.3.1Standard gas configuration

	Measuring range 1)		Alarm A1 1)				Alarm A2 1)
DrägerSensor
		<![if ! IE]> <![endif]>threshold	<![if ! IE]> <![endif]>can be acknowledged		<![if ! IE]> <![endif]>self-latching	<![if ! IE]> <![endif]>threshold	<![if ! IE]> <![endif]>can be acknowledged		<![if ! IE]> <![endif]>self-latching
CatEx 125 PR [%LEL]	0 to 100	20	yes		no	40	no		yes
CatEx 125 PR Gas [%LEL]	0 to 100	20	yes		no	40	no		yes
XXS O2 [Vol.-%]	0 to 25	19 2)	no		yes	23	no		yes
XXS CO LC [ppm]	0 to 2000	30	yes		no	60	no		yes
XXS H2S LC [ppm]	0 to 100	5	yes		no	10	no		yes
XXS NO2 [ppm]	0 to 50	5	yes		no	10	no		yes
XXS SO2 [ppm]	0 to 100	0.5	yes		no	1	no		yes

1)Different settings can be selected to meet customer requirements on delivery. The current setting can be checked and changed with the Dräger CC Vision software.

A version of the CC-Vision software that can be used for Dräger X-am 2500 is available for download from the product page for the X-am 2500 at the following web address: www.draeger.com

2)With O2, A1 is the lower alarm threshold: an alarm is triggered if the value is too low.

Dräger X-am 2500

9

Operation

3.3.2Standard instrument configuration

i	NOTICE
	Only trained persons are permitted to carry out

modifications to the instrument configuration.

Dräger X-am® 25001)
Bump test mode 2)	Extended bump test
Fresh air calibration2)	ON
Operating signal 2) 3)	ON
Capture range	ON
Switch off 2)	allowed
LEL factor 2)	4.4 (vol. %)
(ch4)	(4.4 vol. % corresponds to
	100 %LEL)
STEL 2) 4) 5)	STEL function - disabled
(short-term average)	Average value duration =
	15 minutes
TWA 2) 5) 6)	TWA function - disabled
(shift average)	Average value duration = 8 hours
Alarm A1 7)	can be acknowledged, non-latching,
	pre-alarm,
	rising flank
Alarm A1 at O2 sensor	cannot be acknowledged, latching,
	like main alarm, falling flank
Alarm A2 7)	cannot be acknowledged, latching,
	main alarm,
	rising flank

1)X-am® is a registered trademark of Dräger.

2)Different settings can be selected to meet customer requirements on delivery. The current setting can be checked and changed with the Dräger CC Vision software.

3)A periodic short flashing indicates the operating capacity of the instrument. If there is no operating signal, correct operation cannot be guaranteed.

4)STEL: average value of an exposure over a short period, generally 15 minutes.

5)Interpretation only if the sensor is designed for this.

6)TWA: shift averages are workplace limit values for generally eight hours per day of exposure for five days a week during a working life.

7)Latching and acknowledgement of alarms A1 and A2 can be configured with the Dräger CC Vision PC software.

Changing the configuration: see “Replacing the sensors” on page 20.

	!	WARNING
		After a basic initialization has been carried out with the
		PC software Dräger CC Vision, individual alarm
		settings may have been changed.

Selecting or disabling the capture ranges (only applies for the measuring mode):

The capture range is selected in the measuring mode (factory setting) and permanently disabled in calibration mode.

The CC-Vision PC software can be used to select or disable the capture ranges for the measuring mode.

3.3.3Configuring the device

To individually configure a instrument with standard configuration, the instrument must be connected with a PC. The installed PC software Dräger CC Vision is used for configuration. The PC software Dräger CC Vision can be downloaded from the following web address free of charge: www.draeger.com/software.

Observe the documentation and online help for the software.

IR			USB 2.0

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USB DIRA with USB cable (order no. 83 17 409)

USB 2.0

Calibration cradle (order no. 83 18 752) with inserted

USB DIRA with USB cable (order no. 83 17 409)

Device settings

The following changes can be made to the device parameters for a device:

Designation	Field
Password	Numeric field (3-figure)
Operating signal LED 1)	Yes/No
Operating signal horn1)	Yes/No
Switch-off mode	“Switch off permitted” or
	“Switch off prohibited” or
	“Switch off prohibited at A2”
Shift length (TWA) 2) (in	60 - 1440
minutes)	(setting for exposure alarm)
Short-term exposure limit	0 - 15
(STEL) 3) 4) (in minutes)	(setting for exposure alarm)
User ID(12 characters)	Alphanumeric field
Switch database on or off	On/Off
Overwrite database	Yes/No
Database mode	Peak/Average
Database interval	1 s / 10 s / 30 s / 1 min / 2 min /
	5 min / 10 min / 30 min
Date	(date on the PC)
Time	(time on the PC)
Warning after expiry of	Yes/No
calibration interval
Error after expiry of calibration	Yes/No
interval
Delay until error after expiry of	0 - 10
calibration interval (days)
Automatic detection of Bump	Yes/No
Test Station
Activate sensitivity calibration	Yes/No (relates only to a
following negative bump test	device connected to the
	Dräger Bump Test Station)
Bump test mode	“extended bump test” or “quick
	bump test” or “bump test
	deactivated”
Warning after expiry of bump	Yes/No
test interval

10	Dräger X-am 2500