Input for resistance
Ranges
0 ... 400 Ω
Resistance
0 ... 4000 Ω
Resistance
Resolution
14 bit
Measuremend mode
2 wire, 3 wire and 4 wire
technology, programmable
800 µA at 400 Ω
Current
80 µA at 4000 Ω
Voltage measurement
Ranges
Voltage
0 .. +100 mV DC
Voltage
–100 .. +100 mV DC
Resolution
14 bit
Input resistance
> 2 MΩ
Further data for the measurement input
A/D transducer
Dual-Slope
Measuring speed
approx.. 1 measurement/sec
Zero adjustment
automatically
Digital input
Input
MPI*
Function of the input depends on set-up
1. Function: Display-Hold
to stop the instantaneous value
2. Function Reset
Reset the alarm value
Alarm Latch
*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
The MPI Input is galvanically isolated from the rest of the unit´s electronics
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
2000 VA / 50 Ω
Switching power
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Accuracy
± 0,2 Ω
± 2,0 Ω
Accuracy
< 0,1% ± 1 Digit
< 0,1% ± 1 Digit
or NPN-optocoupler with open collector and open emitter
Switching power
30 V DC/15 mA
U
at Ic = 15 mA
max. 2.0 V DC
CEsat
U
at Ic = 5 mA
max. 0.4 V DC
CEsat
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.
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
Mounting depth
approximately 83 mm
Weight
approximately 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
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
+0,6
mm
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