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Digital inputs
Input MPI*
Function of the inputs depending on set up
1. Function Display-Hold
to stop the instantaneous value
2. Function Reset
Reset the alarm value
Alarm Latch
3. Function Reset-Totalizer
Resetting the Totalizer
*MPI: Multi Purpose Input
Input KEY
Keypad lock-out of alarm settings
Switching level
logical 0
0 ... 2 V DC
logical 1
4 ... 30 V DC
Min. pulse duration
> 5 ms
Input MPI and Input KEY are galvanically isolated
2.2.3 Outputs
Alarm 1/Alarm output 2
Relay output with volt-free changeover contacts
can be setup as normally closed or normally open
Switching voltage
250 V AC/300 V DC
Switching current
max. 3 A AC/DC, min. 30 mA DC
Switching power
2000 VA / 50
Ω
or NPN-optocoupler with open collector and open emitter
Switching power
30 V DC/15 mA
U
CEsat
at Ic = 15 mA
max. 2.0 V DC
U
CEsat
at Ic = 5 mA
max. 0.4 V DC
Auxiliary power supply output for measuring transducer/sensor
AC models
voltage output 10 V DC ±2%, 30 mA
and
voltage output 24 V DC ±15%, 50 mA
DC models
only voltage output 10 V DC ±2%, 30 mA
The auxiliary power supply is galvanically isolated from the inputs and outputs.
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2.3 Mechanical Data
Housing
Housing for control panel 96 x 48 mm according to
DIN 43 700, RAL 7021
Dimensions (W x H x D)
96 x 48 x 90 mm
Panel cut-out (B x H)
92
+0,8
x 45
+0,6
mm
Mounting depth
approx.
83 mm
Weight
approx.
220 g
Protection
IP 65 (on the front side)
Connections
Power supply and output:
1 x screw terminal, 8-pole, RM 5.08
Measurement and control input:
1 x screw terminal, 11-pole, RM 3.81
Interfaces:
(*) 1 x screw terminal, 5-pole, RM 3.81
Cleaning:
The front of the unit is only to be cleaned
with a soft wet (water !) cloth.
2.4 Environmental Conditions
Ambient temperature
–10°C ... +50°C
Storage temperature
–20°C ... +70°C
Climatic stability
relative humidity < 75%, without condensation
2.5 Delivery includs:
Process display
Screw terminal, 8-pole, RM 5.08
Screw terminal, 11-pole, RM 3.81
Clamping bracket
Gasket
Multilingual operating instructions
1 set of self-adhesive symbols
2.6 Order Code
10 ... 30 V DC:
28 64 21 5
MCR-FL-D-U-I-2SP-24
90 ... 260 V AC:
28 64 22 8
MCR-FL-D-U-I-2SP-230
english