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Fig. 3
Output signal in the "intrinsically
safe outputs" version
(Promass 64****-**********S)
8
Operation
Promass 64****-**********S
The function OUTPUT SIGNAL in the function group PULSE OUTPUT:
OUTPUT SIGNAL
passive
(intrinsically safe)
Selection (with safety prompt):
6
Cable entries
Cable entries for the EEx d version:
Optional M20x1.5 or ½" NPT threads for cable entries.
Ensure that the EEx d cable entries are tight and that the associated seals are
in contact with the housing.
Cable entries for the EEx e version:
Optional M20x1.5 or ½" NPT threads for cable entries or PG 13.5 cable glands.
Sensor cable connection:
The sensor cable connection between transmitter and sensor is intrinsically safe.
Optional M20x1.5 or ½" NPT threads for cable entries or PG 13.5 cable glands.
Only the cable delivered by E+H may be used!
Fuse exchange
Use only the following fuse types, which are mounted on the power supply board:
For 24 V (2.0 A fuse, slow blow, breaking capacity 1500 A),
for 220 V (1.0 A fuse, slow blow breaking capacity 1500 A)
Function group
PULSE OUTPUT
Open
Emitter
POSITIVE 0°
pulse (pin 26)
POSITIVE 90°
pulse (pin 27)
NEGATIVE 0°
pulse (pin 26)
NEGATIVE 90°
pulse (pin 27)
PASSIVE - POSITIVE
PASSIVE - NEGATIVE
Promass 64
External
power supply
≤ 30 V DC
U
i
≤ 600 mW
P
i
Counter
t
t
t
t
Endress+Hauser
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