EMH ITZ - Input and Output Specifications; Meter Housing Details

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6.5 Inputs
The ITZ can be equipped with max. 3 inputs:
- 2 control inputs with low- or system voltage (potential free) and
- 1 S0 input (not potential free)
Specifications
S0 input
max. 27 V DC, 27 mA (active)
Low voltage
5..40 V DC
System voltage
58..230 V
Table 6: Specifications of inputs
6.6 Outputs
The ITZ can be equipped with a maximum of 3 outputs:
- max. 3 as S0 output according to DIN 43 864 or
- max. 2 relays (make contact [NO]) resp. a high load relay (make contact [NO]) or
- max. 3 as Opto-MOSFET output (break contact [NC] or make contact [NO])
Specifications
S0 output
Impulse time 20-500 ms (25-1 Hz) in 20 ms steps;
energy impulses 100-10,000 Imp./kWh;
max. 27 V DC, 27 mA (passive)
Relay
max. 250 V AC/DC, 100 mA
High load relay
max. 250 V AC/DC, 10 A
Opto-MOSFET
max. 250 V AC/DC, 100 mA
Table 7: Specifications of outputs
6.7 Housing
6.7.1 Baseplate
The baseplate is made of grey polycarbonate with the upper hanging eye-hook and the
two lower hanging eye-hooks.
Figure 9: Baseplate