Fema M40-D User manual - page 3
User’s Manual M40-D
User’s Manual M40-D
FEMA ELECTRÓNICA - Page 3
-Vdc
+Vdc
Jumpers for input signal range selection.
See Table 2
1 2 3
1 2 3 4
-Adc
+Adc
Jumpers for input signal range
selection. See Table 1
1 2 3
1 2 3 4
Power
Signal
Option1
Option2
Jumpers 1234
Option3
Button UP
Logo
Alarms
Units
Button SQ
Button LE
Earth connection - Although a terminal is offered for earth connection, the
connection is optional. The instrument does not need this connection for
correct functioning nor for compliance with the security regulations.
Fuse - To comply with security regulation 61010-1, add to the power line
a protection fuse acting as disconnection element, easily accessible to the
operator and identified as a protection device.
Power “H” fuse 250mA time-lag
Power “L” fuse 400mA time-lag
Front View
Rear View
Power Connections
Input signal connections - DC Current
Range
Close Jumpers
±5 Adc
- - -
±1 Adc
- - -
Table 1 - DC currents - Input signal range selection
The current measuring has a single jumper position. Select
the input range in the configuration menu.
Range
Close Jumpers
±600 Vdc
- - -
±100 Vdc
4
±10 Vdc
3
±1 Vdc
2
±100 mVdc
1
Table 2 - DC Voltages - Input signal range selection
Input signal connections - DC Voltage
To configure the input signal range, select jumpers according
to Table 2. Also select the range in the configuration menu.
~
~
+
-
8 9 0