ES-3464 Rev.9
HJR
Space-saving Plug-in Signal Conditioners H-UNIT
RTD TRANSMITTER
(field-programmable)
Functions & Features
• Accepting direct input from an RTD and providing a standard process signal
• Micro-processor based
• Field-programmable temperature range
• Linearization
• Burnout protection
• Loop testing via hand-held programmer PU-2x
• High-density mounting
Typical Applications
• Ideal for quick spare part
MODEL: HJR–[1][2]–R[3]
ORDERING INFORMATION
• Code number: HJR-[1][2]-R[3]
Specify a code from below for each of [1] through [3].
(e.g. HJR-4A-R/BL/Q)
• Temperature range (e.g. 0 – 500°C)
• Specify the specification for option code /Q
(e.g. /C01/S01)
[1] INPUT RTD (2- or 3-wire)
1
: JPt 100 (JIS'89)
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 50°C, 90°F)
3
: Pt 100 (JIS'89)
(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 50°C, 90°F)
4
: Pt 100 (JIS'97, IEC)
(Usable range: -200 to +650°C, -328 to +1202°F; min.span: 50°C, 90°F)
5
: Pt 50 Ω (JIS'81)
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 100°C, 180°F)
6
: Ni 508.4 Ω
(Usable range: -50 to +200°C, -58 to +392°F; min.span: 30°C, 54°F)
0
: Specify
Note: Consult us for 2-wire RTD
[2] OUTPUT
Current
A
: 4 – 20 mA DC (Load resistance 600 Ω max.)
Voltage
6
: 1 – 5 V DC (Load resistance 500 Ω min.)
POWER INPUT
DC Power
R
: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
[3] OPTIONS (multiple selections)
Burnout
blank
: Upscale burnout
/BL
: Downscale burnout
Other Options
blank
: none
/Q
: Option other than the above (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
/C03
: Rubber coating
TERMINAL SCREW MATERIAL
/S01
: Stainless steel
RELATED PRODUCTS
• Programming Unit (model: PU-2x)
• PC configurator software (model: JXCON)
Downloadable at our web site.
A dedicated cable is required to connect the module to the PC. Please refer to the internet software download site or the users manual for the PC configurator for applicable cable types.
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
: M3.5 screw terminals (torque 0.8 N·m)
Screw terminal
: Nickel-plated steel (standard) or stainless steel
Housing material
: Flame-resistant resin (black)
Isolation
: Input to output to power
Overrange output
: Approx. -10 to +120 % at 1 – 5 V
Linearization
: Standard
Adjustments
: Programming Unit (model: PU-2x);
(Refer to the users manual of JXCON for the adjustments configurable with JXCON.)
• RTD type (between Pt 100 and JPt 100 only)
• temp. range
• zero and span
• simulating output
• Others
INPUT SPECIFICATIONS
Maximum leadwire resistance
: 20 Ω per wire (3-wire)
Sensing current
: 2 mA (Pt)
If not specified, the input range is shown below.
1: JPt 100 (JIS '89) 0 – 100°C
3: Pt 100 (JIS '89) 0 – 100°C
4: Pt 100 (JIS '97, IEC) 0 – 100°C
5: Pt 50 Ω (JIS '81) 0 – 200°C
6: Ni 508.4 Ω 0 – 100°C
INSTALLATION
Current consumption
: Approx. 90 mA
Operating temperature
: -5 to +55°C (23 to 131°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail; Standard Rack Mounting Frame BX-16H available
Weight
: 220 g (0.49 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 % or ±0.1°C (±0.18°F), whichever is greater
Temp. coefficient
: ±0.015 %/°C (±0.008 %/°F)
Response time
: ≤ 0.5 sec. (0 – 90 %)
Burnout response
: ≤ 10 sec.
Line voltage effect
: ±0.1 % over voltage range
Insulation resistance
: ≥ 100 MΩ with 500 V DC
Dielectric strength
: 500 V AC @ 1 minute
(input to output to power)
1500 V AC @ 1 minute (input or output or power to ground)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM