Analog output modules
D300529 0115 - BL67 I/O modules8-4
8.2.1 Technical data
Table 8-2:
Technical data
Designation BL67-2AO-I
No. of channels 2
Nominal voltage from supply terminal 24 VDC
Voltage range 18 to 30 VDC
Nominal current consumption from 5 VDC
(module bus) I
MB
≤ 40 mA
Nominal current from supply terminal (field) I
L
≤ 50 mA
Power loss of the module, typical P
MAX
< 1 W
Output current I
A
0/4 to 20 mA
Burden resistance
Resistive load R
LO
< 450 Ω
Inductive load R
LI
< 1 mH
Transmission frequency f
T
< 200 Hz
Basic error at 23 °C/73.4 °F 0.2 %
Repeat accuracy 0,05 %
Output ripple 0.02 %
Temperature coefficient ≤ 150 ppm/°C from end value
Settling time (maximum)
Resistive load 0,1 ms
inductive load 0,5 ms
Isolation voltage
U
TMB
(module bus/field) min. 500 V
eff
U
Fe
(field/functional earth) min. 50 VAC
channel/channe
l non
e
channel/field supply none
channel/system supply 500 V
eff
Measurement value representation 16 bit signed integer/
12 bit full range, left-justified
I
SENS
(actuator supply V
O
) ≤ 250 mA per channel; short-circuit protection in
Power Feeding module or gateway
NOTE
Negative values are automatically displayed as 0
mA or 4 mA, depending on the configured
measurement range.
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