手持仪表 PSD
产品简介
PSD手持仪表 手持式便携仪表仅重250g 采用两节AA电池供电即可,电池寿命长达450小时 7位LCD高分辨率显示精度 两个独立量程可供标定随时切换 支持自动休眠,大小捕捉等功能 支持毫伏法,SHUNT法标定,内置SHUNT电阻 RS232输出可供选择 支持TEDS
产品详细信息
PSD手持仪表
手持式便携仪表仅重250g
采用两节AA电池供电即可,电池寿命长达450小时
7位LCD高分辨率显示精度
两个独立量程可供标定随时切换
支持自动休眠,大小捕捉等功能
支持毫伏法,SHUNT法标定,内置SHUNT电阻
RS232输出可供选择
支持TEDS
手持式便携仪表仅重250g
采用两节AA电池供电即可,电池寿命长达450小时
7位LCD高分辨率显示精度
两个独立量程可供标定随时切换
支持自动休眠,大小捕捉等功能
支持毫伏法,SHUNT法标定,内置SHUNT电阻
RS232输出可供选择
支持TEDS
Description | ||||
---|---|---|---|---|
Min | Typical | Max | Units | |
Non linearity | 0.001 | 0.005 | % FR | |
Internal resolution | 24 | Bits | ||
Resolution at 1 Hz sample rate | 250,000 | Counts /Divisions | ||
Resolution at 10 Hz smaple rate | 65,000 | Counts /Divisions | ||
Temperature effect on zero | 0.0002 | 0.0007 | ±%FC/°@2.5mV/V | |
Temperature effect on span | 0.0002 | 0.0005 | ±%/°C | |
Offset stability | 0.002 | 0.008 | ±%FR* | |
Gain stability | 0.003 | 0.01 | % per annum | |
Excitation voltage | 4.8 | 5 | 5.2 | Vdc |
Strain gauge impedance | 85 | 350 | 5,000 | Ohms |
Sensitivity full range, setting 1 | -5 | +5 | mV/V | |
Sensitivity full range, setting 2 | -50 | +50 | mV/V | |
* from original offset at any time | ||||
Performance | ||||
Input Type | Strain Gauge Full Bridge Sensors | |||
Internal Battery | 2 x AA Alkaline, access via sealed rear compartment, please note batteries are not included | |||
Battery Life | With 350R sensor continuously on 35 hours or up to 450 hrs in low power mode | |||
Update Rate Strain Gauge Full | 10mS to 2s Including Peak/Valley Hold capture rate | |||
Indication | ||||
Display Type | 7 digit LCD display, 8.8mm high digits | |||
Display Resolution | 1 part in 250,000 at 1s update | |||
Annunciators | Low battery warning peak, trough, hold, net, shunt cal, range, by LCD annunicators | |||
Control Variables | ||||
Front Panel User Keys |
Tactile Keys for:- ON/OFF/TROUGH Switches PSD power on/off/displays trough reading RANGE Selects between two ranges, PEAK displays peak reading HOLD Switches Hold on/off GROSS/NET Toggles between gross and net readings SHUNT CAL Puts PSD units shunt calibration mode (100k resistor) |
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Settable Parameters |
Display Resolution Rate 0.5, 1, 3, 10, 25Hz Low power modes |
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Calibration | By front panel keypad buttons protected by key sequence | |||
Extra connector | RS2342 comms port | |||
Options | ||||
Serial RS232 Port, Streaming ASCIifor print, remote display and logging Leather carry case VisualLink, PC SCADA application |
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Environmental | ||||
Storage Temperature | -40 to +65ºC (excluding batteries) | |||
Operating Temperature | -10 to +50ºC (excluding batteries) | |||
CE Environmental Approvals | European EMC Directive 2004/1108/EC, Low Voltage Directive 2006/95/EC |