ISCO 4230 - Page 20

4230 Flow Meter
Section 1 Introduction
1-6
Internal
Printer
Various Provides hard copy of total flow, level or flow rate variation over time; pro-
vides sampling information and a printout of the program. Prints reports.
Generates up to 3 different linear data plots. Chart characters and plots are
generated on plain paper roll with an ink ribbon.
CONNECTOR TYPE FUNCTION
12 VDC 2-pin male M/S Connects 12 VDC power to flow meter
Sampler 6-pin male M/S Connects flow meter to sampler; provides flow pulse to sampler; receives
sampler bottle number, composite sample and event mark signal.
Rain Gauge/
YSI 600
Sonde
9-pin female M/S
(Custom)
Connects flow meter to an Isco Rain Gauge or YSI 600 Multi-Parameter
Sonde. Also provides output to High-Low Alarm Relay Box.
Interrogator 6-pin female M/S Provides serial data in/out and power. Can also be used with 4-20 mA Out-
put Interface.
Modem
(optional)
5-pin male M/S Connects flow meter to telephone line for remote data transmission. This
connector will only be present on units that have the optional modem
installed.
Parameter 7-pin female M/S Connects flow meter to parameter sensor: temperature, pH, or D.O. Note
that you can only have temperature and one parameter (pH or D.O.) at the
same time.
Table 1-1 4230 Controls, Indicators, and Connectors (Continued)
Table 1-2 4230 Technical Specifications
Physical and Electrical
Size 17" high × 11
1
⁄ 2" wide × 10
1
⁄ 2" deep (without power source)
Weight 19 lb. 1 oz
Material High-impact molded polystyrene structural foam
Type Self-certified NEMA 4X Enclosure
Display Type 2-line, 40 character/line alphanumeric dot matrix liquid crystal
Power 12 -14 VDC, 16 mA average at 12.5 VDC (Printer set at 1" per hour)
Typical Battery Life 7-10 days with printer at 1" per hour and 4 Ampere-hour Ni-Cad battery
12 days with purge and printer turned off and bubble rate set at 1 bubble per second
Operating Temperature 0° to 140°F (–18° to 60°C)
Storage Temperature –40° to 158°F (–40° to 70°C)
Additional Power Required for Optional Equipment
Modem 60 mA maximum during operation; 0.1 mA maximum standby
High-Low Alarm Relay Box 10 mA standby, typical; 190 mA - both relays operated
Internal Printer
Chart Speeds Off,
1
⁄ 2, 1, 2, or 4 inches per hour
Ribbon 19.7 ft. (6 m) black nylon - replaceable
Operating Speed 1.5 lines per second at 68°F. (20°
C)
Character Size 0.09" high × 0.07" wide (2.4mm × 1.7 mm), 12 pitch