LUDLUM 2200 Scaler-Ratemeter (0 to 500,000 cpm; 0 to 999999 counts)

Indicated Use: Single channel analyzing, gross counting

Suggested Detectors: GM, scintillation, proportional

Connector: Series “C” (others available)

Scaler: Six-digit LED display with a range of 0 to 999999 counts

Scaler Linearity: Reading within 2% of true value

Timer: Push-wheel adjustment from 0 to 999 minutes with selectable x0.1 and x1 multipliers

Multipliers: x1, x10, x100, x1000

Ratemeter: 0 to 500,000 cpm total range

Ratemeter Linearity: Reading within 10% of true value

Response: Toggle switch for FAST (4 seconds) or SLOW (22 seconds), from 10% to 90% of final reading

Meter Dial: 0 to 500 cpm, 0 to 2.5 kV, BAT TEST

Meter: 6.4 cm (2.5 in.) arc, 1 mA movement analog type

Zero: Pushbutton to zero meter

High Voltage: Adjustable from 200 to 2500 V (will support 60 MΩ scintillation loads)

Threshold: Adjustable from 1.0 to 10.0

Window: Adjustable from 0 to 10.0 above the threshold setting (can be enabled or disabled)

Discriminator: Adjustable from 2 to 100 mV at threshold setting of 1.00

Data Output: 9-pin RS-232 port for connection to PC for data download. A one meter RS-232 to USB adapter cable is included. PC interface software is available here.

Power: 95 to 250 Vac, 50–60 Hz or 4 “D” cell batteries

Battery Life: Typically 120 hours with alkaline batteries (battery condition can be checked on meter)

Temperature Range: -20 to 50 °C (-4 to 122 °F)

May be certified to operate from -40 to 65 °C (-40 to 150 °F)

Size (H x W x L): 21.6 x 12.7 x 21.6 cm (8.5 x 5 x 8.5 in.) (excluding handle)

Weight: 3.4 kg (7.5 lb), including battery

Datasheet

Manual