TSURUGA MODEL 415M

Digital Thermometer

• ■ Front panel including all switches are water proof (IP65 level)
• ■ DIN 72×36 mm compact size.
• ■ Compatible with various thermal sensors.
•  
• Model Designation

• 415M	-	□	-	□	-	□	-	□
  		①		②		③		④

  ①Input

  Thermocouple

  Code	Type *1	Measuring Range	Display Range	Accuracy *2
  T C	R	100 to 1700°C	-50 to 1750°C	±(0.3% of rdg + 1°C)
  	K	-100 to 1300°C	-199 to 1350°C
  	E	-130 to 1000°C	-199 to 1050°C
  	J	-140 to 1200°C	-199 to 1250°C
  	T	-199 to 400°C	-199 to 420°C
  	B	600 to 1800°C	-20 to 1810°C
  	N	-100 to 1300°C	-199 to 1350°C

  *1 There will be °C display of K type T/C during shipment.
  *2 Accuracy	: Defined in the measuring range, at 23 ± 5°C, 45 to 75% RH.
  Temperature coefficient	: ±300 ppm/°C (operating temp.: 0 to 50°C)
  Cold junction compensation	: ±1°C (operating temp.: 0 to 50°C)
  Calibration is made with standard thermo-electricity input (mV) in accordance with JIS C-1602.

  Resistance Thermometer

  Code	Type *3	Measuring Range	Display Range	Accuracy *4
  PT	Pt100Ω	-199.9 to 600.0°C	-199.9 to 650.0°C	±(0.2% ofrdg + 0.3°C)
  	JPt100Ω

  *3 There will be Pt100Ω and °C setting display during shipment.
  *4 Accuracy	: Defined in the measuring range, at 23 ± 5°C, 45 to 75% RH.
  Temperature coefficient	: ±200 ppm/°C (operating temp.: 0 to 50°C)
  Calibration is made with standard resistance values in accordance with JIS C-1604.

  ② Power Supply

  Code	Tolerance of source voltage
  A	AC 90 to 250 V
  B	DC 9 to 32 V

  ③Data Output / Comparative Output

  Code	Specifications	Output Impedance	Allowable Load Resistance
  Blank	For display only
  03	Analog output 　DC 0 to 1 V	Less than 0.1 Ω	More than 1 kΩ
  04	Analog output 　DC 0 to 5 V	Less than 0.1 Ω	More than 5 kΩ
  05	Analog output 　DC 0 to 10 V	Less than 0.1 Ω	More than 10 kΩ
  09	Analog output 　DC 1 to 5 V	Less than 0.1 Ω	More than 5 kΩ
  23	Analog output 　DC 0 to 1 mA	More than 5 MΩ	0 to 5 kΩ
  29	Analog output 　DC 4 to 20 mA	More than 5 MΩ	0 to 600 Ω

  BP	BCD output （TTL level: positive logic）
  BN	BCD output （TTL level: negative logic）
  DN	BCD output （Transistor output sink type）
  RY	Dual setting comparator （Relay contact output）
  TN	Dual setting comparator （Open collector output NPN）
  TP	Dual setting comparator （Open collector output PNP）

  ④Display Color

  Code	Description
  Blank	Red LED
  G	Green LED

  General Specifications

  Display	Red or green LED (character height 15 mm) with zero-suppress function.
  Mode change-over	1 digit, red or green LED (character height: 8 mm)
  Over-range display	When exceeded the displayable range, the minimum or maximum value of the displayable range flashes.
  Open circuit of input	Thermocouple input: Flashs with the minimum value of the display range. Resistance thermo bulb input: Flashs with the maximum value of the display range.
  Resolution	Thermocouple: 1°C Resistance Thermometer: 0.1°C
  External resistance	Thermocouple input: Less than 500 Ω Resistance thermo bulb input: Less than 5 Ω/lead wire
  Overload	DC ±10 V
  Sampling rate	Approx. 2.5 times/sec.
  Input configuration	Single ended, floating input
  A/D conversion	⊿-∑ conversion system
  Noise rejection	Normal mode (NMR) More than 50 dB Common mode (CMR) More than 110 dB Power source line mixing noise 1000 V
  Hold function	Holds measured data, peak/bottom memory value and data output (option). (Not isolated from the input)
  Peak/bottom memory function	Display of maximum or minimum value is selectable with the front panel switch.
  Withstand voltage	Between input terminals and each output COM: AC 500 V for 1min. Between input terminals and relay output: AC 1000 V for 1min. Between input/output terminals and power source terminals: AC 1500 V for 1min. (For DC power source: 1000 V AC for 1min.) Between power source terminals and external case: AC 1500 V for 1min.
  Insulation resistance	DC 500 V, More than 100 MΩ
  Operating temperature	0 to 50°C
  Protection degree	Operation section on the front IP65, Rear case IP20, Terminals section IP00
  Weight	Approx. 200 g