| Detective Specifications... |
| Weight |
8.5 kg (19lb) |
| Dimensions |
660 h x 380 w x 380 d mm
(26 x 15 x 15 inches) |
| Typical Measuring Ranges
and Alarm Settings |
|
Standard Range |
Typical Alarm
Levels |
(up to four gas measurement
channels) |
Flammable |
0-100% LEL |
20%
LEL |
| Oxygen |
0-25% |
19%23% |
| Hydrogen Sulphide |
0-50ppm |
10ppm |
| Carbon Monoxide |
0-500ppm |
30ppm |
| Sulphur dioxide |
0-10ppm |
2ppm |
| Chlorine |
0-5ppm |
0.5ppm |
| Nitrogen dioxide |
0-50ppm |
2ppm |
| Phosphine |
0-2000ppm |
0.5ppm |
| Ammonia |
0-50ppm |
25ppm |
| Hydrogen |
0-2000ppm |
- |
| Hydrogen cyanide |
0-25ppm |
10ppm |
| Hydrogen chloride |
0-10ppm |
5ppm |
| Ozone |
0-1ppm |
0.5ppm |
Other sensors available
Other ranges and alarm levels available |
| Typical Alarm Response
Time |
Methane 20 s, Oxygen 10 s,
Typical Toxic Gas 20 s. |
| Expected sensor life |
Flammable 5 years, Toxic 3
years, Oxygen 2 years. |
| Audible Alarm |
Wailing, omni-directional
siren, 101 dBA @ 1 meter.
Confidence blip (selectable).
Continuous tone for low battery. |
| Visible Alarm |
Four large, top-mounted red
LED clusters and single red LED on control panel.
In alarm mode LED clusters flash in pairs in quick succession and control panel LED lights on those Detectives sensing the hazard.
LED clusters of linked Detectives repeating the alarm, flash more slowly.
Slow flashing green LED indicates normal working.
Rapid flashing green LED indicates low battery. |
| Display |
2 lines of 24 characters,
dot matrix high contrast LCD with back light operating for 30 minutes.
Values and units for up to 4 gases displayed simultaneously at current, TWA or peak levels.
Low battery, real time and elapsed time, calibration and configuration data also displayed. |
| Datalogging |
Adjustable sample rate, 100
hours @ 1 minute sample rate (maximum 6000 data points per channel),
logging of events, user and site. |
| Battery |
6 V, 4.8 Ah Sealed lead acid
battery pack |
| Battery Life |
Standard instrument 12
hours.
Pumped instrument 8-10 hours. |
| Battery Charging |
Built-in battery charging circuit, dual rate
Input
100 - 250 V ac (Safe Area operation only)
Typical
charge time: 5 - 6 hours |
| Operating temp. range |
-20°C to +50°C (-4°F to 122°F). |
| Humidity |
0 – 95% RH non condensing. |
| Approval Codes |
|
|
Europe |
ATEX II 2G EEx ibd IIC T4 |
|
USA |
Class 1 Division 1, Groups A, B, C, D |
| Safety Standards |
|
| Europe |
EN50014, EN50020, SFA3009 |
| USA & Canada |
CSA 22.2 |
| Ingress protection |
IP65 |
| RF radiation |
tested to EN55022 class B
and meets EN50081-2 |
| RF immunity |
tested to IEC801-3 and meets
EN50082- |
| PC Interface |
Detective has an in-built PC
interface, which can be connected to the serial port of a computer using the RS232 lead. The PC software Crowcon's 2000 can be used to set alarms, clock, datalogging interval and password. Crowcon's 2000 also controls datalogging, giving the user a datafile compatible with all leading spreadsheets. |
| Auto Calibrator |
Detective can be routinely
calibrated quickly and simply using Autocalibrator. The internal pump of Autocalibrator handles up to five gases. A PC interface provides easy access with optional datalogging for proof of calibration. |
| Accessories |
Baffle plate (to protect
sensors)
Interconnecting lead - 10 m standard
Computer lead - RS232 serial link
Aspirator
Manual bulb and 2 m hose, both
non-absorbent and hydrocarbon
resistant, 1 m probe, water trap and
extra hose available |
| Power Adapters |
Plug in charging power
supplies are available in UK, European or US style.
In line versions for 110V or 230V AC have flying lead
for fitment of suitable
mains plug. A vehicle lighter socket charger is
available. |
| Optional Accessories |
universal harness plate,
shoulder strap, chest harness, carry case, aspirator
assembly (flow plate bulb and 2m/6ft tubing), fixed and
telescopic sample probes, and an in-line water trap. |
