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WARRANTY STATEMENT warrants its products to be free of defects in materials and workmanship, GEOKON under normal use and service for a period of 13 months from date of purchase. If the unit should malfunction, it must be returned to the factory for evaluation, freight prepaid.
20 hours continuously on two AA batteries. It is designed for the readout of all Geokon vibrating wire gauges and transducers, and is capable of displaying the reading in either digits, frequency (Hz), period (μs), or microstrain (με).
FIGURE 1: Lemo Connector to GK-404 FIGURE 2: Neck Strap Connector Place the larger circular hole onto the plastic nub on the back of the GK-404, with the bottom of the connector to the right (see the figure below). FIGURE 3: Connector on GK-404 Slide the connector all the way to the right, so that the nub on the back of the GK-404 locks into the smaller hole of the connector.
Thermistor Green's Black Blue's Black Yellow's Black White's black and Green wires are switched on Geokon three gauge VW load cells prior to serial number 3313. TABLE 1: Load Cell Wiring Diagram MODEL GK-404 VIBRATING WIRE READOUT | INITIAL SETUP | 3...
OPERATION To turn on the GK-404 on, press the On/Off button on the front panel of the unit. The initial startup screen will be displayed. After approximately one second, the GK-404 will start taking readings and display them based on the settings of the Pos and Mode buttons.
This is a bar graph display of the power remaining in the two 1.5V AA cells, with F for FULL and E for EMPTY. The GK-404 is capable of continuous operation for greater than 20 hours on a fresh set of batteries.
4.2 BATTERY REPLACEMENT Alkaline batteries are the best choice for use in the GK-404. A set of two 1.5V AA batteries are installed in the GK-404 at the factory. To replace the batteries, use a #1 Phillips screwdriver to remove the battery compartment cover located at the back of the readout.
SYMPTOM: DISPLAY SHOWS WEIRD CHARACTERS □ Switch the GK-404 to the ON setting while pushing the Cfg and Pos buttons at the same time, to restore the unit to its factory default settings. MODEL GK-404 VIBRATING WIRE READOUT | TROUBLESHOOTING | 7...
GEOKON or indirectly by the proper or improper use of the GK-404 Vibrating wire readout, beyond the purchase price of the readout. 8 | LIMITS OF LIABILITY | GEOKON...
Pin # on 5‑pin LEMO Flying Leads Alligator Wire Color Description (HGG.OB.305.CLLP) Clip Boot Color VW Gauge+ Black Black VW Gauge- White White Thermistor+ Green Green Thermistor- Bare Blue DrainWire TABLE 6: Transducer Plug Pinout MODEL GK-404 VIBRATING WIRE READOUT | SPECIFICATIONS | 9...
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GEOKON Phone: +1 (603) 448-1562 GEOKON 48 Spencer Street Email: info@geokon.com is an ISO 9001:2015 Lebanon, New Hampshire Website: www.geokon.com registered company 03766, USA...