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Technical Data LB 123AC Activity Monitor

Basic Unit LB 1230

Result display:
High-contrast dot-matrix display with 32 x 84 pixels
Background illumination can be switched off
4-digits numerical values with floating decimal point and automatic prefix switchover when changing a range

Operating elements:
Membrane keypad comprising 1 on/off button and 4 soft keys

Detector connection:
8-pin connector socket Fischer 04,
spiral cable LB 75576 as standard

Data output (Option):
FSMA connector, via beam wave guide and beam wave guide interface LB 75306 with D 25 connector

Temperature range:
-15°C to 50°C Dimensions: 145 mm (H) x 170 mm (W) x 45 mm (D)

Weight:
approx. 800 g (with batteries)

Power supply:
3 x IEC-R14 (baby cell) or 3 x rechargeable cells Varta NiCd #5014

Operating life:
with R14 > 150 hours

Alpha-Beta Activity Measurement Probe
LB 1238
Counter tube: End-window proportional counter tube
Window: 28 mm Ø, 2 mg/cm²
Efficiency for point-shaped sources:
              90Sr 46%, 241Am 18%
Temperature range: -10°C to 50°C
Dimensions: 50 mm Ø x 275 mm
Weight: 0,46 kg
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