Electrical connections – KROHNE UFM 530 HT EN User Manual
Page 27
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ELECTRICAL CONNECTIONS
4
27
UFM 530 HT
www.krohne.com
12/2013 - 4002393201- HB UFM 530 HT R02 en
The following Ex-i Modis versions have two Modis modules, providing intrinsically safe input /
output circuits. Modis versions don't have analogue inputs A1 / A2.
Ex-i (Modis) version
Figure 4-9: Terminals for instrument with Ex-i (Modis)
Terminal
Function
Specification
1
Neutral mains power supply
100...240 VAC, 24 VAC or 24 VDC
2
Live mains power supply
100...240 VAC, 24 VAC or 24 VDC
3
Ground for pulse, frequency or status
output
4
Pulse, frequency or status output
I
max
= 150 mA, U
max
= 32 VDC / 24 VAC,
maximal frequency = 2 kHz.
5
Current output
Current output (I): I ≤ 22 mA,
R
load
≤ 680 Ω, U
max
= 15 VDC.
6
Ground for current output
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