Field mounted HART temperature transmitter
7501
- RTD, TC, Ohm, and bipolar mV input and analog output
- High definition local operator interface (LOI) with 3 optical buttons
- Selectable red or white backlight
- Ex d explosion proof / flame proof in aluminum or 316 stainless steel version
- HART 7 functionality with HART 5 compatibility
High defintion display
- 0, 90, 180, & 270 degree position adjustments.
- Monitoring, programming and diagnostics view.
- Extensive diagnostics with flashing red or white backlight
- Supports 7 languages.
Local operator interface (LOI)
- 3 optical buttons; up, down and enter.
- Dynamically adaptive to wear or accumulation of dirt.
- Immune to interference from ambient light sources.
- Useable with or without gloves.
Configuration
- From the LOI through PR guided menu.
- PReset and HART modem.
- HHC, DCS or AMS via HART.
Mounting / installation
- For installation in zone 0, 1, 2 and zone 21, 22 and in Class 1, Division 1 and 2 applications.
- Hardware assessed for use in SIL applications.
- Mounting on 1.5”–2” pipe bracket or on wall / bulkhead.
Application
- Linearized temperature measurement with TC and RTD sensors e.g. Pt100 and Ni100.
- HART communication and 4...20 mA analog PV output for individual, difference or average temperature measurement of up to two RTD or TC input sensors.
- Conversion of linear resistance to a standard analog current signal, e.g from valves or Ohmic level sensors.
- Amplification of bipolar mV signals to standard 4...20 mA current signals.
- Up to 63 transmitters (HART 7) can be connected in a multidrop communication setup.
Technical characteristics
- NAMUR NE43 and NE89.
- HART protocol revision can be changed by user configuration to either HART 5 or HART 7 protocol.
Data sheet & Manuals
Data sheet
- 7501.pdf
- Latest version
Manuals
- 7501V113_UK.pdf
- 7501V112_UK.pdf
- 7501V111_UK.pdf
- 7501V110_UK.pdf
- 7501V109_UK.pdf
- 7501V108_UK.pdf
- 7501V107_UK.pdf
- 7501V106_UK.pdf
- 7501V105_UK.pdf
- 7501V104_UK.pdf
- 7501V103_UK.pdf
- 7501V102_UK.pdf
- 7501V101_UK.pdf
- 7501V100_UK.pdf
- Previous versions
- Latest version
Manuals in Russian
Approvals & Certificates
ATEX certificate
- 7501_issue05.pdf
- Latest version
IECEx certificate
- 7501IEC_issue04.pdf
- Latest version
CSA certificate
- 7501_CSA.pdf
- Latest version
FM certificate
- 7501_FM.pdf
- Latest version
INMETRO certificate
- 7501_inmetro_issue3.pdf
- 7501_inmetro_issue2.pdf
- 7501_inmetro_issue1.pdf
- 7501_inmetro_issue0.pdf
- Previous versions
- Latest version
NEPSI certificate
- 7501_NEPSI.pdf
- Latest version
SIL declaration
- 5335_6335_5337_6337_7501_SIL1_declaration_Potmeter_V2.pdf
- 5335_6335_5337_6337_7501_SIL2_declaration_V2.pdf
- Previous versions
- Latest version
DNV marine certificate
- DNV_7501_MRA0000009_issue1.pdf
- Latest version
EAC declaration
- EAC-Declaration.pdf
- Latest version
EAC Ex certificate
- EAC_Ex.pdf
- Latest version
Metrology Pattern Approval (MPA), Russia
- MPA_Russia.pdf
- Latest version
Supplementary documentation
EU Declaration of Conformity
- 7501DoC_EU_104_UK.pdf
- 7501DoC_EU_103_UK.pdf
- 7501DoC_EU_102_UK.pdf
- 7501DoC_EU_101_UK.pdf
- 7501DoC_EU_100_UK.pdf
- Previous versions
- Latest version
UKCA Declaration of Conformity
- 7501DoC_UKCA_100_UK.pdf
- Latest version
CCC statement
- 7501_CCC_statement.pdf
- Latest version
FMEDA report
- FMEDA_7501_R026V3R2.pdf
- FMEDA_7501_R026V3R1.pdf
- Previous versions
- Latest version
HART certificate
- 7501_HART_7_Certificate.pdf
- 7501_HART_5_certificate.pdf
- Previous versions
- Latest version
Paint specifications
- 7501_Paint_specifications.pdf
- Latest version
Safety note
Download Software
Order form
Environmental Conditions
| Operating temperature |
-40°C to +85°C (with silicone O-ring)
-20°C to +85°C (with FKM O-ring) |
| Storage temperature | -40°C to +85°C |
| Calibration temperature | 20...28°C |
| Relative humidity | 0...100% RH (condensing) |
| Protection degree | IP54 / IP66 / IP68 / type 4X |
| Corrosion class 7501AxxxBxxxx / durability | C5-I/M / 5...15 years |
Mechanical specifications
| Dimensions | Ø 110 mm |
| Dimensions (HxWxD), aluminum | 109.3 x 145 x 126 mm |
| Dimensions (HxWxD), stainless steel | 107.4 x 145 x 124 mm |
| Weight approx., aluminum / stainless steel | 1.3 / 2.8 kg |
| Wire size | 0.13 x1.5 mm2 / AWG 26...16 stranded wire |
| Screw terminal torque | 0.4 Nm |
| Vibration | IEC 60068-2-6 |
| 2...25 Hz | ±1.6 mm |
| 25...100 Hz | ±4 g |
| Display resolution | 96 x 64 pixels |
| Number of digits | 5 |
| Backlight | Selectable ON/OFF |
| Backlight color | Selectable white or red |
Common specifications
Supply |
|
| Supply voltage, DC: Ex ia, intrinsically safe | 10 (12 - with backlight)...30 VDC |
| Supply voltage, DC: Other | 10 (12 - with backlight)...35 VDC |
Isolation voltage |
|
| Isolation voltage, test / working | 1.5 kVAC / 50 VAC |
Response time |
|
| Response time (programmable) | 1...60 s |
| Signal / noise ratio | > 60 dB |
| Programming | HART |
| Start-up time, transmitter to display | Max. 5 s |
| Long-term stability, better than | ±0.1% of span / year |
| Accuracy | Better than 0.05% of selected range |
| Signal dynamics, input | 22 bit |
| Signal dynamics, output | 16 bit |
| EMC immunity influence | < ±0.1% of span |
| Extended EMC immunity: NAMUR NE21, A criterion, burst | < ±1% of span |
Input specifications
Common input specifications |
|
| Max. offset | 50% of selected max. value |
RTD input |
|
| RTD type | Pt50/100/200/500/1000; Ni50/100/120/1000 |
| Cable resistance per wire | 5 Ω (up to 50 Ω per wire is possible with reduced measurement accuracy) |
| Sensor current | Nom. 0.2 mA |
Linear resistance input |
|
| Linear resistance min....max. | 0 Ω...7000 Ω |
TC input |
|
| Thermocouple type | B, E, J, K, L, N, R, S, T, U, W3, W5, LR |
| Cold junction compensation (CJC) | Constant, internal or external via a Pt100 or Ni100 sensor |
Voltage input |
|
| Measurement range | -800...+800 mV |
| Min. measurement range (span) | 2.5 mV |
| Input resistance | 10 MΩ |
Output specifications
Current output |
|
| Signal range | 4…20 mA |
| Min. signal range | 16 mA |
| Load (@ current output) | ≤ (Vsupply - 10) / 0.023 [Ω] |
| Load resistance, with backlight | ≤ (Vsupply - 12) / 0.023 [Ω] |
| Sensor error indication | Programmable 3.5…23 mA |
| NAMUR NE43 Upscale/Downscale | 23 mA / 3.5 mA |
Common output specifications |
|
| Updating time | 440 ms |
| HART protocol revisions | HART 7 and HART 5 |
Observed authority requirements
| EMC | 2014/30/EU & UK SI 2016/1091 |
| ATEX | 2014/34/EU & UK SI 2016/1107 |
| RoHS | 2011/65/EU & UK SI 2012/3032 |
| EAC | TR-CU 020/2011 |
| EAC Ex | TR-CU 012/2011 |
Approvals
| ATEX | DEKRA 15ATEX0058X |
| IECEx | IECEx DEK 15.0039 X |
| c FM us | FM16US0009X / FM16CA0010X |
| CSA | 70024231 |
| INMETRO | DEKRA 15.0014 X |
| NEPSI | GYJ20.1630X |
| EU RO MR Type Approval | MRA0000009 |
| EAC Ex | RU C-DK.HA65.B.00355/19 |
| SIL | Hardware assessed for use in SIL applications |
Need support to select the right product for your application?
Our sales engineers are ready to help specify the right device to meet your needs.
Reach out by phone to get in touch with us straight away – or use the contact form or quick quote function to send your RFQ directly from the website. You’ll get a response within 24 hours on normal business days.
You can expect to get a confirmed delivery date via email within 2 days after we have received your order.
As soon as your package leaves our warehouse, you’ll receive tracking details via email. And if you have any questions along the way we’re just a phone call or email away.
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