Delta OHM HD35AP series, Руководство по эксплуатации

Страница: 61 / 146

HD35
- 61 -
V1.12
8.7 T
ECHNICAL
C
HARACTERISTICS OF DATA LOGGERS IN INDOOR USE HOUSING
Transmission frequency 868 MHz, 902-928 MHz or 915.9-929.7 MHz according to the model
Antenna Internal
Transmission range
In open field:
300 m (E, J)/ 180 m (U) towards base unit (except HD35APD...) and re-
peaters.
180 m (E, U) towards base unit HD35APD.
(could be reduced if obstacles or adverse weather conditions are
present)
Display Optional. Custom or graphic LCD according to the model (see table 8.1.2).
Keyboard Connection / PING (for testing RF) button.
Models with LCD have buttons for the configuration and scrolling of
measured values.
LED Indicators RF communication status. Models without LCD have alarm and battery
level LEDs.
Measuring interval
(*)
1, 2, 5, 10, 15, 30 s / 1, 2, 5, 10, 15, 30, 60 min
Logging and
transmission interval
(*)
1, 2, 5, 10, 15, 30 s / 1, 2, 5, 10, 15, 30, 60 min
Internal memory Circular management or stop logging if memory is full.
The number of storable samples depends on the number of detected
quantities (see table 8.7.1).
Alarm Acoustic by means of the internal buzzer
Power supply Non rechargeable lithium thyonil chloride (Li-SOCl
2
) internal battery, 3.6
V, size A, 2-pole Molex 5264 connector.
Battery life
(without repeaters,
direct communication
with HD35AP...)
1.5 years typical for CO/CO
2
models (with 2 min measurement and logging
intervals) and for
∆
P range r5 model (with 30 s measurement and logging in-
tervals);
2 years typical for the other models, with logging interval 30 s and measure-
ment interval 30 s for ∆ P ranges r1…r4 models, 10 s for HD35EDH and 5 s
for the other models.
Operating temperature
and humidity
-20…+70 °C (-10…+70 °C for models with grid)
0…85 %RH non condensing
Dimensions See dimensional drawings
Connectors for external
probes with cable
According to the model, M12 connectors or 3.5 mm pitch input terminals.
Weight 200 g approx. (version with LCD, battery included)
Housing Plastic material
Protection Degree IP 50 (except versions with grid)
Installation Wall support (supplied) for removable installation or flanges (option) for
fixed installation.
(*)
Some models that measure several quantities may have a minimum interval exceeding 1 second (see
table 8.7.1).