GammaTRACER  XL2: Technical Data

Type:

XL2-2: 2 x Geiger-Müller-tubes 
XL2-3: 2 x Geiger-Müller-tubes

Position:

centre of casing, paralled to longitudinal axis

Sensitivity:

Type GM tube 1: 1100 pulses at 100 nSv/h in 10 min
Type GM type 2: 150 pulses at 100 nSv/h in 10 min
Type GM tube 2: 1100 pulses at 100 nSv/h in 10 min (only available in GammaTRACER XL2-3)

Measuring range:

10 nSv/h - 10 Sv/h

1-sigma-error:

< 1,5% (at 100 nSv/h with 60-min measuring cycle)

Calibration inaccuracy:

< 6 % for GM Type 1 and 3 (calibrated with 137 Cs)
< 15 % or GM Type 2 (calibrated with 137 Cs)

Calibration radiation:

662 keV (Cs-137)

Energy dependence:

+/- 40% (over range 45 to 2000 keV)

Quantities measured:

ambient dose equivalent rate (nSv/h)

Measuring cycle:

1, 2, 5, 10, 15, 30, 60, 120 min (user selectable)

Data capacity:

from 5000 to 10000 values

Maxim.archive time:

6.6 days (1 minute cycle) to 2 years 2 months (2 hour cycle)

Infrared:

up to 10 m

RS-485 interface

up to 500 m, more with repeater (1.000 V galvanically isolated)

Operating time at a measurement cycle of 60 min (at 200 nSv/h)

typically 10 years

Ext. power supply

12 V / 500 mW (with RS232 DC (standard) or optional with RS485)

Dimensions (diameter]/length):

90 mm x 527 mm

Casing material:

Aluminium, anodized, wall thickness of  2 mm

Weight:

2,6 kg

Protection mode:

IP67 (shorttime plunging, max. 10 sec. up to 1 bar pressure)

Temperature range:

-20 ... +50 °C (-4 ... +140 °F) )

Temperature range:

-40 ... +60°C, (-104°F ... +158°F)