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3.3 Technical data
12 EB 8387-3 EN
Design and principle of operation
Type 3731-3 Ex d Positioner (technical data in test certificates additionally apply for explosion-protected devices)
Rated travel Adjustable Direct attachment to Type 3277: 3.6 to 30 mm
Attachment acc. to IEC 60534-6 (NAMUR): 3.6 to 200 mm
Attachment to rotary actuators (VDI/VDE 3845): 24° to 100°
Travel range Adjustable Adjustable within the initialized travel/angle of rotation;
travel can be restricted to
1
5
at the maximum
Reference variable w Signal range 4 to 20 mA, 2-wire unit, reverse polarity protection,
min. span 4 mA, static destruction limit 40 V, internal current limit 60 mA
Shutdown action Type 3731-3xxxxxx0
00x1x00: Emergency shutdown at 0 mA
Type 3731-3xxxxxx1
00x1x00: Emergency shutdown at 3.85 mA ± 0.5 mA
Minimum current 3.6 mA for display
Load impedance
≤
9 V corresponds to 450
Ω
at 20 mA
Communication
Local communication SAMSON SSP interface and serial interface adapter
Software requirements TROVIS-VIEW with device-specific module for Type 3731-3
HART
®
communication HART
®
field communication protocol
Impedance in HART
®
frequency range: Receiving approx. 455
Ω
, sending 185
Ω
Software requirements For handheld communicator: device description for Type 3731-3
For PC: DTM file acc. to Specification 1.2, suitable for integrating the positioner in
frame applications that supports the FDT/DTM concept (e.g. PACTware);
integration into AMS™ Suite available.
Supply air Pressure 1.4 to 6 bar (20 to 90 psi)
Air quality acc. to
ISO 8573-1
edition 2004
Max. particle size and density: Class 4 · Oil content: Class 3
Moisture and water: Class 3
Pressure dew point: At least 10 K beneath the lowest ambient temperature to be
expected
Signal pressure (output) 0 bar up to supply pressure · Limitable to 1.4/2.4/3.7 ±0.2 bar via software
Characteristic Linear/equal percentage/reverse equal percentage
Butterfly valve/Rotary plug valve/Segmented ball valve: linear/equal percentage
User-defined (over operating software and communication)
Deviation from terminal-based conformity
≤
1 %
Hysteresis
≤
0.3 %
Sensitivity
≤
0.1%
Transit time Separately adjustable up to 240 seconds for supply air and exhaust air
Direction of action Reversible
Air consumption, steady-state Independent from supply pressure < 110 l
n
/h
- Mounting and 1
- Operating Instructions 1
- EB 8387-3 EN 1
- EB 8387-3 EN 3 3
- Instructions EB 8389 EN 5
- Vent opening 6
- 2 Article code 7
- 3 Design and principle of 8
- 3.1 Additional equipment 9
- 3.2 Communication 10
- 3.2.1 Configuration using 10
- TROVIS-VIEW software 10
- EB 8387-3 EN 11 11
- 3.3 Technical data 12
- 14 EB 8387-3 EN 14
- 4 Attachment to the control 15
- 4.1 Direct attachment 17
- 4.1.1 Type 3277-5 Actuator 17
- 4.1.2 Type 3277 Actuator 20
- 4.2 Attachment according to 22
- IEC 60534-6 (NAMUR) 22
- 4.3 Attachment to Type 3510 24
- Micro-flow Valve 24
- 4.4 Attachment to rotary 26
- 4.5 Reversing amplifier for 28
- 4.5.1 Reversing amplifier 28
- (1079-1118 or 1079-1119) 28
- Output 38 Supply 9 29
- 32 EB 8387-3 EN 32
- Table 5 · General accessories 33
- 5 Connections 34
- 5.1 Pneumatic connections 34
- 5.1.1 Signal pressure gauges 35
- 5.1.2 Supply pressure 35
- 5.2 Electrical connections 36
- EB 8387-3 EN 37 37
- (lid unscrewed) 38
- Connections 39
- EB 8387-3 EN 41 41
- 6 Operator controls and 42
- 6.1 Rotary pushbutton 42
- 6.2 Serial interface 42
- 6.3 Readings on display 42
- EB 8387-3 EN 43 43
- 44 EB 8387-3 EN 44
- 6.4 HART 45
- 6.4.1 Dynamic HART 45
- Start-up – Settings 46
- 7.1 Adapting the display 47
- 7.3 Checking the operating 48
- 7.4 Allocating the closed 49
- 7.5 Positioner initialization 49
- 7.5.2 Initialization based on 52
- NOM nominal range 52
- 7.6 Zero calibration 58
- 7.7 Reset to default values 59
- 8 Operation 60
- 8.1 Enabling and selecting 60
- 8.2 Operating modes 61
- 8.2.1 Automatic (AUTO) and 61
- 8.3 Malfunction/maintenance 62
- Error caused by pin 63
- EB 8387-3 EN 63 63
- 9 Maintenance 64
- 10 Servicing explosion 64
- 11 Code list 65
- 66 EB 8387-3 EN 66
- Code list 66
- 68 EB 8387-3 EN 68
- 70 EB 8387-3 EN 70
- 72 EB 8387-3 EN 72
- 74 EB 8387-3 EN 74
- EB 8387-3 EN 75 75
- Initialization errors 76
- 76 EB 8387-3 EN 76
- Operational errors 78
- 78 EB 8387-3 EN 78
- Hardware errors 79
- 80 EB 8387-3 EN 80
- Data errors 81
- 82 EB 8387-3 EN 82
- Diagnosis errors 83
- 12 Dimensions in mm 84
- Dimensions in mm 85
- 86 EB 8387-3 EN 86
- 13 Appendix 87
- EB 8387-3 EN 89 89
- 90 EB 8387-3 EN 90
- EB 8387-3 EN 91 91
- 92 EB 8387-3 EN 92
- EB 8387-3 EN 93 93
- 94 EB 8387-3 EN 94
- EB 8387-3 EN 95 95
- 96 EB 8387-3 EN 96
- EB 8387-3 EN 97 97
- EB 8387-3 EN 99 99
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