Table of Contents
4
IRDH275_D00122_02_M_XXEN/10.2016
4. Connection ..................................................................................................... 29
4.1 Wiring ................................................................................................................ 29
4.2 Wiring diagrams with coupling devices ................................................ 32
4.2.1 Connection with AGH150W-4 .................................................................. 32
4.2.2 Connection with AGH520S ........................................................................ 33
4.2.3 Connection with AGH204S-4 .................................................................... 34
5. Commissioning flow chart (threepart) ...................................................... 37
6. Operation and setting .................................................................................. 41
6.1 Operating features and displays IRDH275(B) ...................................... 41
6.1.1 Display in the standard mode ................................................................... 42
6.1.2 Display in the menu mode ......................................................................... 43
6.1.3 Function keys .................................................................................................. 43
6.2 Menu structure and menu mode ............................................................ 45
6.2.1 Diagram menu structure ............................................................................ 47
6.3 Menu HISTORY INFO (IRDH275B) ............................................................ 48
6.3.1 Diagram HISTORY INFO (IRDH275B) ....................................................... 49
6.4 Menu ISO SETUP: Setting of the basic ISOMETER® functions ........ 50
6.4.1 Response values Alarm 1 and Alarm 2 ................................................... 50
6.4.2 Operating principle of the alarm relays ................................................ 50
6.4.3 Memory setting (on/off) .............................................................................. 53
6.4.4 Current output for external measuring instruments (IRDH275B) 53
6.5 Menu ISO ADVANCED: Setting of the extended functions ........... 54
6.5.1 External coupling devices (AGH: no) ...................................................... 54
6.5.2 Adaptation to the system leakage capacitance
(Cemax: 150 μF) .............................................................................................. 55
6.5.3 Changing the measuring principle from AMP to DC
(Measure: AMP) .............................................................................................. 55
6.5.4 Setting the repetition time for automatic self tests
(Autotest: 24h) ................................................................................................ 55
6.5.5 Setting the real-time clock (Clock) (IRDH275B) .................................. 55
6.5.6 Setting the date (Date) (IRDH275B) ........................................................ 55
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