P45000
34
8 Abbreviations
1oo1
1 out of 1
1oo2
1 out of 2
A1/AX
Height class
EMC
Electromagnetic compatibility
H1
Class of rapid temperature changes
HFT
Hardware Fault Tolerance
HL3
Fire protection class according to EN 45545-2
HV
+
Positive potential of the high voltage
HV
-
Negative potential of the high voltage
I
out
Output current
I
out,failure
Output current for error signaling (fail-safe mode)
I
out,max
Maximum permissible output current
IPxx
Ingress protection, protection class against contact and ingress of foreign bodies and liquid
MTBF
Mean Time Between Failures
MTTF
Mean Time To Failure
n.c.
Not connected
MSL
Mean sea level (MSL)
OT
Operating temperature class
OV
Overvoltage category
PD
Pollution degree
R
in
Input resistance
R
M
Load resistance
SIL
Safety integrity level
ST
Switch-on extended operating temperature
U
in
Nominal input voltage range
WEEE
Waste from electrical and electronic equipment