Dewetron DEWE2-PA7, Техническое справочное руководство, Страница: 25 / 38

25 DEWE2-PA7 • Technical Reference Manual • Printing version 1.0.1 • February 15, 2018
MAIN SYSTEM
127
TRION-1820-POWER-4
TRION™ series modules • Technical Reference Manual • Printi ng version 1.2.5 • February 12, 2017
Clamp input module (TRION-POWER-SUB-CUR-dLV, for clamps ONLY)
NOT ISOLATED voltage input. This input can be used for isolated current clamps with voltage output.
Pin 1: TEDS
Pin 2: IN+
Pin 3: n.c.
Pin 4: GND (not isolated)
Pin 5: +9 V (40 mA max.)
Pin 6: n.c.
Pin 7: IN-
Pin 8: n.c.
Pin 9: -9 V (40 mA max.)
WARNING: This module is not isolated! Do not connect any other appliances than isolated
current transducers with voltage output.
!
Exchanging current modules
1
Switch off the instrument and unplug all connected cables
including sensors from the TRION™ series modules. Loosen the screws at the top and bottom of the TRION-1820-
POWER-4 module front panel (4x) and pull down the injector/
ejector handle to release the module.
2
Switch OFF
Proper ESD precautions must be taken to avoid any damage to the unit.
Remove the TRION-1820-POWER module from the housing. Loosen the torx screw (M2x4, TX6) which secures the sub-
module of the channel you want to replace.
3
4