Precision Digital PD8-7000 ProtEX-MAX Explosion-Proof Temperature Meter

Precision Digital PD8-7000-7H2

Last Updated: 07/10/2018

RM8,278

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SKU: PD8-7000-7H2 
Product Type: Explosion-Proof Temperature Meter 
Input: Thermocouple, RTD 
Output Options: 2 Relays 
Power: 12-24 VDC/VAC 
Approvals: ATEX (FP), CE, CSA (XP), FM (XP), IEC (FP) 
Transmitter Power: None 
Display Category: LED, Dual Line, Sunlight Readable 
Display: SunBright, 0.6″, Dual Line, 6 Digits, Red LED 
Warranty: 3 years 
Product Series: ProtEX MAX 
Product Family: PD8-7000 
Product category: Explosion-Proof, Field Mounted Indicators 
Product Application: Temperature, Hazardous Area

Wiring Diagram:

Description

The ProtEX-MAX™ PD8-7000 offers all the functionality of the ProVu PD7000 as a fully FM, CSA, ATEX, and IECEx approved explosion-proof product. It accepts a direct temperature input from a wide range of temperature measurement devices (type J, K, T, E, R, S, B, N, and C thermocouples and 100 or 1000 Ω platinum, 10 Ω copper, 120 Ω nickel RTDs). It displays the measured temperature in either degrees Fahrenheit or degrees Celsius on a dual-line, 6-digit Sunbright sunlight readable display. The meter includes automatic cold junction compensation for thermocouples and the ability to average up to ten (10) RTD sensors. The PD8-7000 can be equipped with up to four internal relays and a 4-20 mA analog output. It can be programmed and operated without opening the housing by using the built-in SafeTouch® through-glass buttons or the RS485 serial communication port with free Modbus® protocol.

Display: Upper display: 0.60″ (15 mm) high. Lower display: 0.46″ (12 mm) high. Both are 6 digits (-99999 to 999999), red LEDs.
Resolution: 1° (up to four digits) or 0.1° (up to five digits)
Display Intensity: Eight intensity levels
Display Update Rate: 5/second (200 ms)
Programming Methods: Four through-glass SafeTouch buttons, four mechanical buttons behind glass, digital inputs, PC and MeterView Pro software, or Modbus registers.
F4 Digital Input Contacts: 3.3 VDC on contact. Connect normally open contacts across F4 to COM.
F4 Digital Input Logic Levels: Logic High: 3 to 5 VDC; Logic Low: 0 to 1.25 VDC
Noise filter: Programmable from 2 to 199 (0 will disable filter)
Filter Bypass: Programmable from 0.1 to 99.9% of span
Recalibration: Recommended at least every 12 months.
Max/Min Display: Max / min temperature readings are stored until reset by the user or until power to the meter is cycled.
Non-Volatile Memory: All programmed settings are stored in nonvolatile memory for a minimum of ten years if power is lost.
Power Options: 85-265 VAC 50/60 Hz, 90-265 VDC, 20 W max, or optional model with 12-24 VDC ±10%, 15 W max.
Normal Mode Rejection: Greater than 65 dB at 50/60 Hz
Isolation: 4 kV input/output-to-power line. 500 V input-to-output
Environmental:
T6 Class operating temperature range Ta = -40 to 60°C
T5 Class operating temperature range Ta = -40 to 65°C
Max Power Dissipation: Maximum power dissipation limited to 15.1 W.
Connections: Removable screw terminal blocks accept 12 to 22 AWG wire, RJ45 for external relays, digital I/O, and serial communication adapters.
Enclosure: Explosion-proof die cast aluminum with glass window, corrosion resistant epoxy coating, color: blue. NEMA 4X, 7, & 9, IP68. Default conduit connections: Four ¾” NPT threaded conduit openings and two ¾” NPT metal conduit plugs with 12 mm hex key fitting installed. Additional conduit opening configurations may be available; verify quantity and sizes on specific device labeling during installation.
Mounting: Four slotted flanges for wall mounting or NPS 1½” to 2½” or DN 40 to 65 mm pipe mounting
Dimensions: 6.42″ x 7.97″ x 8.47″ (W x H x D) (163 mm x 202 mm x 215 mm)
Weight: 16.0 lbs (7.26 kg)
Warranty: 3 years parts & labor
USB Connection: Compatibility: USB 2.0 Standard, Compliant
   Connector Type: Micro-B receptacle
   Cable: USB A Male to Micro-B Cable
   Driver: Windows 98/SE, ME, 2000, Server 2003/2008, XP 32/64-Bit,
   Vista 32/64-Bit, Windows 7 32/64-Bit, Windows 10 32/64-Bit
   Power: USB Port

Temperature Input

Inputs: Thermocouple J, K, T, E, R, S, B, N, C; RTD 100 Ω platinum (0.00385 & 0.00392 curves), 10 Ω copper, 120 Ω nickel, 1000 Ω platinum 
Input Impedance: Greater than 100 k Ω
Offset Adjust: User programmable offset adjust ±50.0 degrees
Temperature Drift: ±2°C maximum from 0 to 65°C ambient temperature; ±4°C maximum from -20 to 0°C ambient temperature
Sensor Break: Display flashes “Open”, relays can be programmed to go “On”, “Off”, or to “Ignore” (detected as an upscale condition).
Averaging: Up to 10 RTDs connected in parallel can be averaged.
Accuracy & Range:

Type     Range (°F)     Range (°C)Accuracy
J   -200 to 2000  -129 to 1093±1°C
K   -200 to 2400  -129 to 1316±1°C
T -200 to 752-129 to 400±1°C
E   -200 to 1800-129 to 982±1°C
R      -50 to 3000     -46 to 1649±2°C
S      -50 to 3000     -46 to 1649±2°C
B     752 to 3300    400 to 1816±2°C
N   -100 to 2300     -73 to 1260±2°C
C       32 to 4100         0 to 2260±2°C
10 Ω -328 to 500 -200 to 260±0.1°C
100 Ω   -328 to 1562 -200 to 850±0.4°C
120 Ω -110 to 500   -79 to 260±0.1°C
1000 Ω -328 to 900 -200 to 482±0.4°C

Relays

Rating: 2 or 4 SPDT (Form C) internal and/or 4 SPST (Form A) external; rated 3 A @ 30 VDC and 125/250 VAC resistive load; 1/14 HP (≈ 50 watts) @ 125/250 VAC for inductive loads such as contactors, solenoids, etc.
Noise Suppression: Noise suppression is recommended for each relay contact switching inductive loads.
Deadband: 0-100% of span, user programmable
High or Low Alarm: User may program any alarm for high or low trip point. Unused alarm LEDs and relays may be disabled (turned off).
Relay Operation: automatic (non-latching), latching (requires manual acknowledge), sampling (based on time), pump alternation control (2 to 8 relays), Off (disable unused relays and enable interlock feature, manual on/off control mode).
Time Delay: 0 to 999.9 seconds, on & off relay time delays. Programmable and independent for each relay.
Fail-Safe Operation: Programmable and independent for each relay.
Note: Relay coil is energized in non-alarm condition. In case of power failure, relay will go to alarm state.
Auto Initialization: When power is applied to the meter, relays will reflect the state of the input to the meter.

Isolated 4-20 mA Transmitter Output

Output Source: PV (temperature), max, min, set points 1-8, manual control setting, or Modbus input
Scaling Range: 1.000 to 23.000 mA for any display range 
Calibration: Factory calibrated 4-20 mA output
Accuracy: ±0.1% of span ± 0.004 mA
Temperature Drift: 0.4 µA/°C max from 0 to 65°C ambient, 0.8 µA/°C max from -40 to 0°C ambient
Note: Analog output drift is separate from input drift.
Isolated Transmitter Power Supply: Terminals I+ & R: 24 VDC ± 10%. Isolated from the input at >500 V. May be used to power the 4-20 mA output or other devices. All models @ 25 mA max.
External Loop Power Supply: 35 VDC maximum
Output Loop Resistance:

Power supplyMinimumMaximum
24 VDC100 Ω7000 Ω
35 VDC (external)100 Ω1200 Ω

Serial Communications

Compatability: EIA-485
Connectors: Removable screw terminal connector
Max Distance: 3,937′ (1,200 m) max
Status Indication: Separate LEDs for Power (P), Transmit (TX), and Receive (RX)
Protocol: Modbus® RTU
Meter Address/Slave ID: 1 – 247
Baud Rate: 300 – 19,200 bps
Transmit Time Delay: Programmable between 0 and 199 ms or transmitter always on for RS-422 communication
Data: 8 bit (1 start bit, 1 or 2 stop bits)
Parity: Even, odd, or none with 1 or 2 stop bits
Byte-to-Byte Timeout: 0.01 – 2.54 seconds
Turn Around Delay: Less than 2 ms (fixed)

Digital Inputs and Outputs

Channels: 4 digital inputs & 4 digital outputs per module
System: One expansion module may be added for a total of 8 inputs & 8 outputs
Note: The jumper located between the RJ45 connectors must be removed on the expansion module. 
Digital Input Logic: High: 3 to 5 VDC; Low: 0 to 1.25 VDC
Digital Output Logic: High: 3.1 to 3.3 VDC; Low: 0 to 0.4 VD
Source Current: 10 mA maximum output current
Sink Current: 1.5 mA minimum input current
+5 V Terminal: To be used as pull-up for digital inputs only. Connect normally open pushbuttons across +5 V & DI 1-4. Warning: DO NOT use +5 V terminal (pin 1) to power external devices.
Function Assignment: The on-board digital inputs (1-4) are designed to mimic the behavior of the front panel buttons (Menu, F1, F2, & F3). If you wish to change their behavior, re-assign F1-F3 to the desired function, then change the corresponding digital input to match.

4-Relay Expansion Module

Relays: Four Form A (SPST) rated 3 A @ 30 VDC and 125/250 VAC resistive load; 1/14 HP (approx. 50 watts) @ 125/250 VAC for inductive loads.

Product Ratings and Approvals

FM Enclosure: Type 4X; IP66 
   Class I, Division 1, Groups B, C, D 
   Class II, Division 1, Groups E, F, G 
   Class III, Division 1, T5/T6 
   Class I, Zone 1, AEx d, IIC Gb T5/T6 
   Zone 21, AEx tb IIIC T90°C; Ta -40°C to +65°C 
   T6 Ta = -40°C to +60°C; T5 Ta = -40°C to +65°C 
   Certificate Number: 3047283 
CSA: Class I, Division 1, Groups B, C, D 
   Class II, Division 1, Groups E, F, G 
   Class III, Division 1 
   Class I Zone 1 Ex d IIC 
   Zone 21 Ex tb IIIC T90°C 
   -40°C < Tamb. < +60° C; Temperature Code T6 
   -40°C < Tamb. < +65° C; Temperature Code T5 
   Enclosure Type 4X & IP66 
   Certificate Number: 2531731 
ATEX: II 2 G D    Ex d IIC T* Gb
   Ex tb IIIC T90°C Db IP68
   Ta = -40°C to +*°C
   *T6 = -40°C to +60°C
   *T5 = -40°C to +65°C
   Certificate number: Sira 12ATEX1182
IECEx: Ex d IIC T* Gb
   Ex tb IIIC T90°C Db IP68
   Ta = -40°C to +*°C
   *T6 = -40°C to +60°C
   *T5 = -40°C to +65°C
   Certificate Number: IECEx SIR 12.0073

Dimensions

MeterView® Pro Software

MeterView Pro VideoMeterView® Pro software is designed for use with ProVu, ProtEX-MAX, or Helios Series meters and allows users to remotely program, monitor, and datalog using a PC. Remote programming allows for all available meter settings to be programmed through an easy, user-friendly interface. The data acquisition feature allows the user to gather readings from a meter at user-selected intervals and generate charts using common tools like Microsoft® Excel. A linearization setup function is also included. With this utility the user can configure up to 32 linearization points and upload them to the meter. All configuration data can be saved to a file for future use.
This software is accessible via the onboard USB connection on all Helios large display meters, ProVu panel meters, and ProVu-based ProtEX-MAX explosion-proof meters produced since 6 September 2016 (firmware version 4.0 or higher). In order for meters produced prior to 6 September 2016 (firmware version 3.1 or lower) to establish digital communications with a PC, a serial communications adapter is required. For an RS-232 connection, use a PDA1232adapter.
To determine the software version of a meter:

  1. Go to the Diagnostics menu () and press Enter button.
  2. Press Up arrow button and scroll to Information menu (Info).
  3. Press Enter to access the software number (), version (), and serial number () information. Write down the information as it is displayed. Continue pressing Enter until all the information is displayed.
  4. The meter returns to Run Mode after displaying all the settings.

 

Monitor and Datalog

Monitor and Datalog

Setup

Setup

Programming

Programming

Relays

Relays

Data Sheet:LDS8-7000_A{web} Datasheets

Instruction Manual: LIM8-7000 Instruction Manuals

Quick Start Manual: