Ludlum Model 26-2 Frisker

Question 1

The intended use of Model 26-2 is intended for

Answer 1

Contamination frisking

Question 2

The unit body is made of lightweight but durable

Answer 2

Plastic

Question 3

Model 26-2 is intended for ____ use and can resist splashing water

Answer 3

Outdoor

Question 4

There are three modes of operation

Answer 4

Rate, max, and timed frisk

Question 5

Rate mode measures background levels up to ____ KCPS or ____ kcpm

Answer 5

1.99/100.0

Question 6

Max mode is useful for finding

Answer 6

Peak contamination rate

Question 7

Times frisk mode allows the user to perform a ___ for a predetermined time

Answer 7

Contamination frisk

Question 8

The display will be automatically backlit if light levels are ___

Answer 8

Low

Question 9

Model 26-2 allows up to ____ count rate alarm settings

Answer 9

3

Question 10

There are ____ LEDs that show the current alarm status

Answer 10

One green and three red which signify the alarm level

Question 11

Model 26-2 uses a standard ____ pancake detector

Answer 11

15cm/ 0.9 in

Question 12

The pancake detector can detect

Answer 12

Alpha, beta, and gamma radiation

Question 13

Caution is needed when handling this instrument because

Answer 13

The thin radiation detectors window

Question 14

Setup can be disabled by

Answer 14

The internal switch

Question 15

What type of batteries ?

Answer 15

Two AA

Question 16

Battery life is approximately

Answer 16

1000 hrs under normal usage

Question 17

A low battery LCD warns when there’s less than ____ hours of battery life remaining

Answer 17

16

Question 18

A low battery indicator appears where? when there’s less than 16 hours of battery life remaining.

Answer 18

At the bottom of LCD screen

Question 19

What batteries does this meter take?

Answer 19

Two standard double A

Question 20

Process for changing the batteries

Grab the ring on the screw

Turn the ring a quarter turn counter clockwise

Release two each AA batteries

Firmly insert the ____ of the battery cover completely into the body of the model 26.2

Replace the cover and turn ring one quarter turn clockwise to secure

Answer 20

Barb

Question 21

How do you turn it on?

Answer 21

Pressing the ON/ACK for about a second

Question 22

It displays the firmware version number before displaying

Answer 22

The current count rate

Question 23

Current count rate starts at?

Answer 23

0cpm

Question 24

During start up, ensure the ____ isn’t present

Answer 24

Low battery indicator

Question 25

The detectors position is indicated by?

Answer 25

Circular screen on the back

Question 26

The Seam between the enclosure halves indicates the approximate ___ of the detector

Answer 26

The center

Question 27

If at any time the instrument fails to read at ____ %send in for calibration

Answer 27

20

Question 28

Has its own _____ to ensure that the detector is functioning correctly

Answer 28

Diagnostic tests

Question 29

If the meter stops detecting radiation for ____ seconds normally through a puncture through the mica window the meter will flash ____ reading cpm

Answer 29

60, 0 reading

Question 30

What happens when the detector is over range?

Answer 30

Flashes and reads maximum rate. Kcpm (100.0)

Question 31

Press and hold for ____ seconds to turn off

Answer 31

5

Question 32

Rate, max, and timed frisk modes can be locked out in the _____ process

Answer 32

Set up

Question 33

A change from a lower alarm condition to a higher level alarm condition will re trigger the

Answer 33

Continuous tone alarm

Question 34

Pressing the _____ button will move to the next available operational mode

Answer 34

MODE

Question 35

The display will alternate between showing the frisk time for ____ seconds and the current count rate for ____ second

Answer 35

4, 1

Question 36

Under a non alarm condition pressing the _____ starts the timed frisk

Answer 36

On/ack

Question 37

Completion of a timed frisk will be indicated with ____ audio beeps

Answer 37

2

Question 38

TIMED FRISK mode operation showing frisk timer of ___ minutes. Green LED will be steady ON

Answer 38

3 minutes