ProMinent Sigma 3 Basic Operating Instructions Manual page 44

Installation, electrical
Pacing relay (identity code specification
"Stroke sensor": 2)
Heating cartridge
44
WARNING!
The following applies in areas at risk from explosion:
– Note the details of the type examination certificate
PTB 00 ATEX 2048 X for the Namur sensor
NJ1.5-8GM-N as well.
1. Install the cable which originates from the pacing relay - see the
figure in the chapter entitled "Overview of equipment and control
elements": Cable A, left.
The cable polarity is unimportant.
2. Install the power supply cable to the pacing relay PCB - see the
figure in the chapter entitled "Overview of equipment and control
elements": Cable B, right.
CAUTION!
Warning of overload
If the current through the relay becomes too high,
it can be destroyed by heating.
– Fit a circuit breaker.
Pacing relay terminal output data
Data
Maximum voltage
Maximum current
Closing duration, approx.
Service life *
* at rated load
The contacts are potential-free.
The pacing relay is N/O as standard.
Tab. 4: Supply voltage for pacing relay PCB
Available supply vol‐ Mains frequency
tages
230 V AC (180-254 V) 50 / 60 Hz
115 V AC (90-134 V) 50 / 60 Hz
24 V DC (20-28 V) -
Install the heating cartridge in line with its documentation. It must
only be connected to the power unit supplied!
Value Unit
24 VDC
100 mA
100 ms
Play
50 x 10 6 (10 V,
10 mA)
Power consumption
10 mA (at 230 V, 50 Hz)
15 mA (at 115 V, 60 Hz)
10 mA (at 24 V DC)