MODEL: HRS
6: Ni 508.4 Ω
Space-saving Plug-in Signal Conditioners H-UNIT
(Usable range: -50 to +200°C, -58 to +392°F; min.span: 30°C, 54°F)
0: Specify
RTD TRANSMITTER
(isolated)
Note: Consult M-System for 2-wire RTD
Functions & Features
[2] OUTPUT
Current
• Accepting direct input from an RTD and providing
a standard process signals
A: 4 – 20 mA DC (Load resistance 750 Ω max.)
B: 2 – 10 mA DC (Load resistance 1500 Ω max.)
C: 1 – 5 mA DC (Load resistance 3000 Ω max.)
D: 0 – 20 mA DC (Load resistance 750 Ω max.)
E: 0 – 16 mA DC (Load resistance 900 Ω max.)
F: 0 – 10 mA DC (Load resistance 1500 Ω max.)
G: 0 – 1 mA DC (Load resistance 15 kΩ max.)
Z: Specify current (See OUTPUT SPECIFICATIONS)
Voltage
• Linearization
• Burnout protection
• "Active bridge" circuit containing two constant current
sources allows large leadwire resistances up to 200 Ω
• Fast response type available
• High-density mounting
Typical Applications
• Long distance transmission between the RTD and the
transmitter
1: 0 – 10 mV DC (Load resistance 10 kΩ min.)
2: 0 – 100 mV DC (Load resistance 100 kΩ min.)
3: 0 – 1 V DC (Load resistance 1000 Ω min.)
4: 0 – 10 V DC (Load resistance 10 kΩ min.)
5: 0 – 5 V DC (Load resistance 5000 Ω min.)
6: 1 – 5 V DC (Load resistance 5000 Ω min.)
0: Specify voltage (See OUTPUT SPECIFICATIONS)
• Combination with intrinsic safety barriers
26 (1.02)
93
(3.66)
POWER INPUT
DC Power
R: 24 V DC
137
(5.39)
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)
mm (inch)
[3] OPTIONS (multiple selections)
Response Time (0 – 90 %)
blank: Standard (≤ 0.5 sec.)
/K: Fast Response (Approx. 25 msec.)
Burnout
MODEL: HRS–[1][2]–R[3]
ORDERING INFORMATION
• Code number: HRS-[1][2]-R[3]
blank: Upscale burnout
Specify a code from below for each of [1] through [3].
(e.g. HRS-4A-R/K/BL/Q)
/BL: Downscale burnout
Other Options
• Temperature range (e.g. 0 – 500°C)
• Special output range (For codes Z & 0)
• Specify the specification for option code /Q
(e.g. /C01/S01)
blank: none
/Q: Option other than the above (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
[1] INPUT RTD (2- or 3-wire)
1: JPt 100 (JIS'89)
/C02: Polyurethane coating
(Usable range: -200 to +500°C, -328 to +932°F; min.span: 50°C, 90°F)
3: Pt 100 (JIS'89)
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel
(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)
HRS SPECIFICATIONS
ES-3442 Rev.1 Page 1/3
http://www.m-system.co.jp/