2
64
I/P
&
E/P
CONVERTERS
For further information www.imi-precision.com
Electrical parameters
Technical data - standard models
For other port sizes or options please contact your sales representative.
Medium:
Oil free, dry air, filtered to 5 µm
Output pressure:
See table
Supply pressure:
at least 0,7 bar (10 psi) above
maximum required output pressure
maximum 3 bar gauge
Flow capacity:
Up to 300NL/min
Response time:
< 8 sec (typically < 3 sec) from
10% ...90% of output pressure
into a 0.5 litre volume
< 8 sec (typically < 3 sec) from
90% ...10% of output pressure
into a 0.5 litre volume
Temperature sensitivity:
Typically < 0,034 % span/°C between
-10°C and +60°C (+14 and +140°F)
Supply sensitivity:
< 0.1% of span for full supply
pressure range
Operating temperature:
-20 ... +70°C (-4 ... +158°F)
Air supply must be dry enough to avoid ice formation
at temperatures below +2°C (+35°F)
I.P. Rating:
IP65
Materials:
Body: zinc diecasting passivated
and epoxy painted
Cover: Glass renforced PA
Diaphragms: NBR
Technical features
422 Fail Freeze Series
Current to pressure (I/P)
1/4 NPT
Minimum
vibration
effects
Symbol Model Port Output
pressure
AC2100 1/4 NPT 0.2-1 bar
AC0100 1/4 NPT 3-15 psi
AC0138X 1/4 NPT 0.2 - 1.0 Kg/cm
2
Input Signal 4-20 mA (two wire). Terminal voltage typically 7.5 V at 20 mA
Failure Mode Output pressure held at previous value when input signal fails; drift rate 0.02 % in 30 seconds
Overload protection 100 mA max. overload current. Unit unaffected by short duration reverse current
Connections 30mm square connector provided (DIN 43650, form A) mountable in 4 directions
Span/Zero Independently adjustable up to 20% output range
