ERR 4 — memory error
JOWA SEAGUARD, 15 ppm 舱底水报警器（ows 监测仪）
可能原因
Memory card loose or faulty (corroded contacts)
处理方法
制造商说明书，第 22 页Check the card and restart; replace the card; if needed, reset by removing the battery for 24 h and set the time
JOWA SEAGUARD 的其他故障
ERR 2 — clock failureHardware failureERR 8 — sensor not connectedBroken/loose cable or faulty sensorERR 10 — sensor cleaning requiredNo clean water, dirty sensor, failed auto-flush, air bubbles, faulty sensorERR 20 — sensor temperatureTemperature outside +1…+60 °C or faulty sensorERR 40 — log truncatedLog recording interrupted by power failureERR 80 — unknown errorSoftware failure or no ID in the Information menuPPM: O/R — out of rangeValue outside 0–30 ppm, sample too dirty, faulty sensor
依据制造商说明书《Manual JOWA SEAGUARD》。作业前请核对船上的原件。
本页为自动翻译。零件号、代码和页码与原文一致。