G
PREMASGARD
®
SHD 652
The pressure sensor ⁄ differential pressure sensor PREMASGARD
®
SHD -652 is used for
pressure measurement in gaseous and liquid media. It converts the measurand into standard
signals of 0 -10 V. Process connection is 2 x G 1 ⁄ 8 " straight internal pipe thread. PREMAS-
GARD
®
SHD -652 differential pressure transmitters are applied in piping and hydraulic sys-
tems, in mechanical and plant engineering as well as in building automation.
Not applicable for ammonia and Freon !
TECHNICAL DATA:
Power supply: .............................. 24 V AC (+15 % ⁄ - 10 %)
20 - 30 V DC (optional)
Measuring ranges: ..................... see table
Output signal: .............................. 0 -10 V, 3-wire connection
Electrical connection: ................ 0.25 - 1.5 mm²
Pressure connection: ................ G 1 ⁄ 8 " straight internal pipe thread
Type of pressure: ....................... differential pressure
Measuring principle: .................. Hall sensor
Medium: ....................................... liquid or gaseous
Temperature of medium: .......... - 10 ... + 80 °C
Ambient temperature: .............. - 25 ... + 60 °C
Mounting: ..................................... installation arbitrary, membrane position vertical,
pressure connection downward
Enclosure: .................................... anodised aluminium
Dimensions: ................................. 73 x 87x 65 mm
Connecting head: ....................... plastic, PG 9
Medium contacting parts: ........ aluminium, membrane NBR
(incomplete, see datasheet)
Load changes: ............................. < 10 Hz
Response time: ........................... < 5 ms
Class: ............................................ linearity
± 1.5 %
hysteresis ± 1.5 %
Total error: .................................. < 3 %
Overload range: .......................... see table
Bursting pressure: ..................... 30 bar
Insulating resistance: ................ ≥ 100 MOhm, at 20 °C (500 V DC)
Protection class: ....................... III (according to EN 60 730)
Protection type:.......................... IP 65 (according to EN 60 529) with cover mounted
Standards: .................................. CE conformity,
electromagnetic compatibility
according to EN 61 326 + A1 + A2,
EMC directive 2004 ⁄ 108 ⁄ EC
Connecting diagram
SHD 652
Type ⁄ WG1
Measuring Range
Max. Operating Pressure
Output
SHD 652 - 90011
5 kPa
(0 …50 mbar )
10 bar
0 -10 V
SHD 652 - 91011
10 kPa
(0 …100 mbar )
10 bar
0 -10 V
SHD 652 - 92011
20 kPa
(0 …200 mbar )
10 bar
0 -10 V
SHD 652 - 93011
50 kPa
(0 …500 mbar )
20 bar
0 -10 V
SHD 652 - 94011
100 kPa
(0 …1000 mbar )
20 bar
0 -10 V
Signal
S
O
UB+
24V A
C 20-30V DC
Output
pr
es
sur
e 0-10V
GND