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Chart recorder RD-87-MA
temperaturehumidityfor mobile applications

chart recorder
chart recorder
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Characteristics

Type
chart
Measured physical value
temperature, humidity
Applications
for mobile applications
Other characteristics
strip chart

Description

Strip Chart Recorders • J Thermocouple, Temperature, Temperature/Humidity and 4-20 mA Input Models • LCD Alphanumeric Display, 16 Characters 2 Line • 100 mm (4") Strip Chart • Metric (mm) or Standard (inch) Charts • Probes are Field Interchangeable and Can be Extended • Over/Under Alarm with Relay and Beeper, Selectable Delay Feature • Battery Backup for Up to 48 Hours • +12 Vdc for Mobile Applications Compatible Description The OMEGA RD-87 Series strip chart recorders are offered in different models to record either a J Thermocouple, Temperature, Temperature/Humidity or a 4 to 20 mA input signal on a 100 mm wide strip chart, with a single pen. The temperature/humidity model uses two pens. Pens are colored to maximize chart readability. All RD-87 models offer a LCD display and user friendly controls. A full function alarm feature is provided on the RD-87 Series. The alarm can be set to sound an audible signal when the measured value(s) has exceeded an upper or lower limit. Each limit is individually set from the front panel. A delay time before the alarm is activated may be set by the user to prevent nuisance alarms caused by short-term variations. Low power normally open relay contacts are provided to allow activation of a remote alarm, phone dialer or annunciation. Power is supplied through a plug-in mains power adapter. External power may be supplied from any 12 Vdc source such as automotive, marine, or other battery. Battery backup for up to 48 hours is featured to provide operation during temporary power loss.

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.