·Some details are not shown. Please refer to specification sheets for all information.

HAPU

Space-saving Plug-in Signal Conditioners H-UNIT

DC/FREQUENCY CONVERTER
(selectable range)

Functions & Features
• Providing a pulse rate output in proportion to DC input signal
• Frequency range adjustable with a front-mounted 16-position rotary switch and potentiometer
• Low-end cutout adjustable
• Highdensity mounting
Typical Applications
• Totalizing applications in combination with a counter

MODEL: HAPU–[1]1–[2][3]

ORDERING INFORMATION
• Code number: HAPU-[1]1-[2][3]
Specify a code from below for each of [1] through [3].
  (e.g. HAPU-61-R/Q)
• Special input range (For codes Z & 0)
• Output frequency range (e.g. 0 – 100 Hz)
• Specify the specification for option code /Q
  (e.g. /C01/S01)

[1] INPUT
Current
A: 4 – 20 mA DC (Input resistance 250 Ω)
A1: 4 – 20 mA DC (Input resistance 50 Ω)
B: 2 – 10 mA DC (Input resistance 500 Ω)
C: 1 – 5 mA DC (Input resistance 1000 Ω)
D: 0 – 20 mA DC (Input resistance 50 Ω)
E: 0 – 16 mA DC (Input resistance 62.5 Ω)
F: 0 – 10 mA DC (Input resistance 100 Ω)
G: 0 – 1 mA DC (Input resistance 1000 Ω)
H: 10 – 50 mA DC (Input resistance 100 Ω)
Z: Specify current (See INPUT SPECIFICATIONS)
Voltage
1: 0 – 10 mV DC (Input resistance 100 kΩ min.)
2: 0 – 100 mV DC (Input resistance 100 kΩ min.)
3: 0 – 1 V DC (Input resistance 1 MΩ min.)
4: 0 – 10 V DC (Input resistance 1 MΩ min.)
5: 0 – 5 V DC (Input resistance 1 MΩ min.)
6: 1 – 5 V DC (Input resistance 1 MΩ min.)
0: Specify voltage (See INPUT SPECIFICATIONS)

OUTPUT
1: Open collector (max. frequency 10 kHz)

[2] POWER INPUT
DC Power
S: 12 V DC
(Operational voltage range 12 V ±10 %, ripple 10 %p-p max.)
R: 24 V DC
(Operational voltage range 24 V ±10 %, ripple 10 %p-p max.)

[3] OPTIONS
blank: none
/Q: With options (specify the specification)

SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to M-System's web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating
TERMINAL SCREW MATERIAL
/S01: Stainless steel

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
Zero adjustment: 0 – 5 % (front)
Span adjustment: 50 – 100 % of  range (front)
Output frequency adjustment: Preselecting range 
 with a rotary switch and fine control
 with span adjustment (50 – 100 %)
Low-end cutout: 0 to 10 % (front); a red LED assists in adjusting the cutout point; turns on during the cutout.

INPUT SPECIFICATIONS
DC Current:
Shunt resistor attached to the input terminals (0.5 W)
Specify input resistance value for code Z.
DC Voltage: -300 – +300 V DC
Minimum span: 10 mV
Offset: Max. 1.5 times span
Input resistance (Input Span: Input Resistance)
  10 – 100 mV : 10 k (Ω minimum)
  0.1 – 1 V : 100 k
  ≥ 1 V : 1 M

OUTPUT SPECIFICATIONS
■ Open Collector
Frequency range: 0 – 10 kHz
Rating: 50V DC @ 50 mA (resistive load)
ON pulse width: 0.5 sec. max. (varies according to the frequency)
Saturation voltage: 0.6 V DC

INSTALLATION
Current consumption: ≤ 70 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: 200 g (0.44 lb)

PERFORMANCE in percentage of span
Accuracy: ±0.25 %
Temp. coefficient: ±0.05 %/°C (±0.03 %/°F)
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 VIEW

EXTERNAL DIMENSIONS unit: mm (inch)

TERMINAL ASSIGNMENTS unit: mm (inch)

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM

M-System Co., Ltd.