ULTRAFLOW® 54 DN15-125
Kamstrup A/S · Technical description · 5512-2464_D1_GB_09.2021
53
6.11.2.1
Cable length
The maximum allowable cable length between Pulse Transmitter/Pulse Divider and MULTICAL® depends on the output
module used in Pulse Transmitter/Pulse Divider as well as how the MULTICAL® calculator is connected.
PT/PD
output module
2-wire connection
3-wire connection
Y=2
< 100 m *)
< 10 m
Y=3
N/A
< 10 m
*) MULTICAL
®
602 must have sensor connection type D and external 24 VDC supply.
MULTICAL
®
603 must have sensor connection type G and external 24 VDC supply.
MULTICAL
®
801 features 12 VDC auxiliary supply.
MULTICAL
®
803 features auxiliary supply via PCB 66-99-045.
MULTICAL
®
602/603/801/803
Table 24. Maximum allowable cable length depends on the output module in Pulse Transmitter / Pulse Divider
and how the MULTICAL® calculator is connected.
'
Using long signal cables, careful consideration is required in connection with installation. With respect to EMC, there
must be a distance of at least 25 cm between signal cables and all other cables. Recommended cable cross section for
the signal cable is 2 x 0.5 mm
2
.
Figure 31. Three-wire connection of Pulse Transmitter with output module (Y=2)
to MULTICAL® 602/603/801/803. Cable length < 10 m.
Figure 32. Three-wire connection of Pulse Transmitter with output module (Y=3)
to MULTICAL® 602/603/801/803. Cable length < 10 m.
Figure 33. Two-wire connection of Pulse Transmitter with output module (Y=2)
to MULTICAL® 801. Note the 12 VDC auxiliary supply in MULTICAL® 801. Cable length < 100 m.