Vaisala HUMICAP HMT310 Guía de usuario Pagina 89
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Chapter 7 _____________________________________________________________ Technical Data
VAISALA ________________________________________________________________________ 89
Table 21 Electrical Connections
Property
Description / Value
Two analog outputs:
selectable and scalable
Current: 0…20 mA or 4…20 mA
Voltage: 0 … 5 V, or 0 … 10 V
(1 ... 5 V available through scaling)
Typical analog output accuracy at +20 °C
±0.05% of full scale
Typical temperature dependence of
analog output
0.005%/°C (0.003%/°F) of full scale
Serial output
RS232
Cable feed through alternatives
M12 8-pole connector with 5 m cable
or
Female 8-pin connector screw joint for
cable diameter 4 ... 8 mm
Operating voltage
RS232 output 10 … 35 VDC
Analog output 15 … 35 VDC
Purge and heating 15 … 35 VDC
Pressures over 10 bara min 24 VDC
Power consumption
(Vsupply=35VDC)
RS232: 12 mA
Uout 10 V (10 kOhm)
Channel1 & Channel 2: 12 mA
Iout 20mA (load 511 Ohm)
Channel 1 & Channel 2: 50 mA
Power consumption, maximum pulsed
current (Vsupply=24VDC)
Purge: + 220 mA
Warmed probe: + 240 mA
Fuel cell: + 350 mA
External load
R
L
< 500 ohm
Startup time after powerup
3 s with analog output, 5 s with serial
line
Table 22 General
Property
Description / Value
Transmitter housing material
G-AlSi10Mg
Transmitter base material
PPS
Housing classification
IP66
Sensor protection
PPS grid with stainless steel net
PPS grid
Sintered filter
Membrane stainless steel filter
Stainless steel grid
Catalytic filter
Operating temperature range for
electronics
-40 ... +60 °C (-40 ... +140 ºF)
Storage temperature
-55 ... +80 °C (-67 ... +176 ºF)
Pressure range:
HMT314
HMT317
HMT318
0…100 bar
0…10 bar
0…40 bar
Probe cable length
2, 5 or 10 m
EMC standard
Complies with EMC standard
EN61326-1, Industrial environment.
- USER'S GUIDE 1
- Table of Contents 3
- CHAPTER 4 4
- CHAPTER 5 5
- CHAPTER 6 5
- CHAPTER 7 6
- APPENDIX A 6
- List of Figures 7
- List of Tables 8
- GENERAL INFORMATION 9
- Version Information 10
- Related Manuals 10
- Documentation Conventions 10
- ESD Protection 11
- Recycling 12
- Regulatory Compliances 12
- Trademarks 13
- Software License 13
- Warranty 13
- PRODUCT OVERVIEW 15
- Output Quantities 16
- HMT310 Transmitter Parts 17
- Probe Options 18
- Filter Options 19
- Sensor Options 19
- INSTALLATION 21
- Transmitter Unit 22
- 0507-035 23
- Mounting the Probes 25
- 0507-024 26
- 0507-040 28
- 0507-041 30
- CAUTION 32
- Connections 33
- Power Supply Requirements 34
- OPERATION 35
- USB Connection 37
- Indicator 38
- Terminal Program Settings 39
- List of Serial Commands 40
- Measurement Output 42
- Output Reading Once 43
- Set Serial Interface Mode 43
- Serial Line Settings 43
- Output Formatting 45
- Set Time and Date 47
- Outputs 47
- Commands) 49
- Other Commands 50
- Addresses 51
- List Commands 51
- Set Result Filtering 52
- Reset Transmitter 53
- Display Error Messages 53
- Set Analog Output Mode 54
- Scale Analog Outputs 55
- Test Analog Outputs 56
- Readings 56
- Chemical Purge (Optional) 57
- Output signal 58
- Set Chemical Purge Interval 59
- Chemical Purge in Powerup 60
- Sensor Heating (Optional) 61
- Sensor Heating ON/OFF 62
- Setting Heating Parameters 62
- Example: 63
- MAINTENANCE 65
- Changing the Sensor 66
- Technical Support 67
- Product Returns 67
- CALIBRATION AND ADJUSTMENT 69
- Sensor Change 71
- Set Calibration Date 72
- Analog Output Calibration 72
- (in Two Points) 73
- Low End Adjustment 74
- High End Adjustment 75
- One Point) 76
- MPC Command Syntax 78
- Starting MI70 Adjustment 81
- Adjusting RH with MI70 82
- Adjusting T with MI70 83
- 1-point T adjustment 84
- 2-point T adjustment 84
- Environment Settings 85
- Last Adjustment Date 85
- TECHNICAL DATA 87
- 0507-021 88
- Calculated Variables 90
- Dewpoint Temperature 92
- Spare Parts and Accessories 93
- Dimensions in mm (inches) 94
- Rain Shield Dimensions 95
- 120 (4.72) 96
- 12 (0.47) 96
- Figure 26 HMT314 Dimensions 97
- Figure 27 HMT315 Dimensions 97
- Figure 28 HMT317 Dimensions 98
- Figure 29 HMT318 Dimensions 98
- PROBE INSTALLATION KITS AND 99
- INSTALLATION EXAMPLES 99
- HMT317) 100
- Cable Gland 101
- 0508-027 102
- *M210619EN* 105
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