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Analog Instrument

Meter Relay

  • ・Suitable for abnormal detection and alarm with automatic control system.
  • ・Long scale length, bright panel, easy to set up and read the value.

Operation manual

Specification / Model NRW-80H
NRW-80HL
NRW-110H
NRW-110HL
NRW -
   
① Size
80
110
② Setting
HL
H
nrw80 nrw110
H : High value setting, relay contact output HL : High and Low value setting, relay contact output
Dimension
(mm)
80(W)×80(H) -
110(W)×110(H) -
Weight (1 mA d.c. rated) approx. 550 g approx. 1,400 g
Type Wide angle
Input (*) DC Current (Moving coil) 10 μA to 5 A 1 mA, 10 mA to 5 A
DC Voltage (Moving coil) 10 mV to 300 V 1 V to 300 V
Receiver (Moving coil) 4 to 20 mA,
1 to 5 V(500 kΩ)
4 to 20 mA,
1 to 5 V(4 kΩ),
1 to 5 V(1 MΩ)
AC Current (average) 1 to 300 mA (with 7311) 1 to 300 mA
(r.m.s., 1 A or more) 1 to 5 A (CT incorporated), 10 to 30 A (with 7311)
AC Voltage (average) 10 to 300 V
Display Accuracy Class 1.5 -
Class 2.5 -
Scale length 121 mm 170 mm
Scale divisions 30 to 50
Scale Pointer Wide angle, black
Scale plate color White
Cover color Black
Output Operation type Optical -
Electrical -
Output Hold (latching relay for NRW-110)
Pointer Knife shape H(High) : Red, L(Low): Green
Setting range 0 to 100 % of scale for H and L
Setting HL (High / Low) or H (High)
Minimum setting range (*2) Less than 3 %
Pick up accuracy (*2) Less than 1.5 %
Deadband (*2) Less than 0.5 %
Temp. coefficient (*2)
(pick up value change at 23°C ± 10°C)
Less than 0.3 %
Power regulation (*2)
(pick up value change at rated voltage ± 10%)
Less than 0.3 %
Output contact 1 transfer for H and L (NRW-110: Latching relay)
Contact rate (load resistance) 250 V, 3 A a.c.
30 V, 2 A d.c.
Power on delay
Operation delay -
100/110,200/220 V AC
24 V DC
Power consumption 2 VA or less
Operating temperature 0 – 50°C
Operating humidity 30 to 90% RH (no condensation)
Weight (1 mA d.c. rated) approx. 550 g approx. 1,400 g
*1
When the rated input exceeds the specific standard, accessory is included with product.
*2
It is the value against the scale length.

●:Standard, ○:Option

Customers are requested to provide the following information during order.

  1. 1. Model ( HL or H )
  2. 2. Rated value (Input signal with AC or DC type)
  3. 3. Scale and Unit
  4. 4. Power supply
    ・AC 100/110 V ± 10% or AC 200/220 V ± 10% ( 50/60 Hz )
    ・DC 24V ± 10%

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