ES-5371 Rev.6

M8AP1

Dual Output Super-mini Signal Conditioners Pico-M Series

DC/FREQUENCY CONVERTER

(CE)
Functions & Features
• Providing pulse rate outputs in proportion to DC input signal
• Space-saving, easy-to-maintain, multi-channel installation base

MODEL: M8AP1-[1][2]-R[3]

ORDERING INFORMATION

• Code number: M8AP1-[1][2]-R[3]
Specify a code from below for each of [1] through [3].
  (e.g. M8AP1-6A1A1-R/Q)
• Output frequency range (e.g. 0 – 500 Hz)
• Specify the specification for option code /Q
  (e.g. /C01 )

[1] INPUT

Current
A: 4 – 20 mA DC (Input resistance 250 Ω)
Voltage
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.)

[2] OUTPUT 1 / OUTPUT 2

A1A1: Open collector / open collector (max. 10 kHz)
M1M1: 5 V pulse / 5 V pulse (max. 10 kHz)

POWER INPUT

DC Power
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

COATING (For the detail, refer to our web site.)
/C01: Silicone coating
/C02: Polyurethane coating
/C03: Rubber coating

RELATED PRODUCTS

• Installation Base or Single Mount Base Socket (model: M8BSx)
This unit must be mounted on dedicated base or socket except Model M8BS2 base.

GENERAL SPECIFICATIONS

Construction: Plug-in
Mounting screw: M3 screw (torque 0.3 N·m)
Housing material: Flame-resistant resin (black)
Power supply: Via the Installation Base terminals
(model: M8BSx)
Isolation: Input to output 1 to output 2 to power
Zero adjustment: 0 – 2 % (front)
Span adjustment: 98 to 102 % (front)

INPUT SPECIFICATIONS

DC Current: Input resistor incorporated
DC Voltage
Input resistance
: 1 MΩ min. (10 kΩ min. in power failure)

OUTPUT SPECIFICATIONS

Frequency range: 0 – 0.01 Hz through 10 kHz
(Same frequency for both outputs.)
Open Collector: 50 V DC @50 mA
Saturation voltage: 0.5 V DC
5 V Pulse
Hi level
: 5 V ±10 %
Lo level: ≤ 0.5 V
Load resistance: 1000 Ω min.

OUTPUT PULSE WIDTH

INSTALLATION

Current consumption: Approx. 60 mA
Operating temperature: 0 to 55°C (32 to 131°F)
Operating humidity: 30 to 95 %RH (non-condensing)
Mounting: Installation Base (model: M8BSx)
Weight: 70 g (2.5 oz)

PERFORMANCE in percentage of span

Accuracy: ±0.1 %
Temp. coefficient: ±0.02 %/°C (±0.01 %/°F)
Response time: Approx. 3 sec. (0 – 90 %)
Line voltage effect: ±0.1 % over voltage range
Insulation resistance: ≥ 100 MΩ with 500 V DC
Dielectric strength:
1500 V AC @1 minute (input to output 1 or output 2 or power to ground)
500 V AC @1 minute (output 1 to output 2 to power)
SWC test: ANSI/IEEE-C37.90.1-1989

STANDARDS & APPROVALS

EU conformity:
EMC Directive 
  EMI EN 61000-6-4
  EMS EN 61000-6-2
RoHS Directive

EXTERNAL DIMENSIONS unit: mm [inch]

SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM