| |
3639-20 PULSE LOGGER
PULSE
|
Pulse Totalizer for Hygrometers, Flowmeters and Powermeters

• Accumulates up to 9,999 counts
• Noise filtering to minimize the possibility of miscounts
• Alarm output provided (with selectable threshold)
• Up to 32,000 measurements data can be collected with the optional
3911-20 for processing by PC
• Special software bundled with the 3911-20 enables storing of
the recording time, interval, start, end, method and comments
in the instrumentfs memory
• Non-volatile memory preserves collected data even when the battery
is depleted
|
BASIC SPECIFICATIONS
|
Measurement
Items
|
Pulse Input
No-voltage input connection (e.g., switch or relay) counts
when contact across terminals
changes from short to open
Voltage input: +1.5 to 45 V high, 0 to 0.2 V low (logic state
is undetermined between 0.2 and 1.5 V)
A count occurs when voltage level becomes high
|
Input Channels
|
1 channel
|
Measurement
Range
|
Display: 9,999 counts/interval, "OF" is displayed for 10,000+
counts
(internal data is also "OF")
|
Accuracy
|
±1
dgt. or better
|
Data Memory
|
32000 data
x 1ch
(1-minute interval, total 22 days)
|
Recording
interval
|
1 to 30 seconds,
1 to 60 minutes, 1 day, 16 settings
|
Power Supply
|
4 x 1.5 V,
LR03 (AAA) alkaline dry cell batteries, lifetime approx.
3 months (recording interval 10 minutes)
|
Dimensions,
mass
|
57.5 mm (2.26
in) W x 86.5 mm (3.41 in) H x 30 mm (1.18 in) D, 130
g (4.6 oz)
|
Accessories
|
LR03 alkaline
dry cell batteries (4),
9629 CONNECTION CABLE
(for measurement input, 1),
9632 CONNECTION CABLE
(for alarm output, 1)
|
|
|