Title: 577.QM Detektorforsterker P-teknikk_TDS.pdf
⊗ ⊗ break contact (cid:127) make contact1-2 2-3 (cid:127) 1-2 2-3 (cid:127) (cid:127) (cid:123) 1-2 2-3 (cid:123) 1-2 2-3 (cid:127) (cid:127)⊗ ⊗ open-circuit principle close-circuit principle(cid:123) break contact (cid:123) make contact⊗ ⊗ open-circuit principle close-circuit principle(cid:123) changeable by jumper (cid:127) fixed by solder link ⊗ optionally setting (change solder link)3.2 LED display The green LED signals that the detector is ready for operation. Via the red LED, the activation of the relays output is displayed depending on the occupation status of the loop.LED green loop controlLED red loop conditiondetector functionoffoffpower offflashingoffcalibration or output of frequencyonoffdetector ready for operation, free looponondet. ready for operation, covered loopoffonloop failurePage 2