255-250-AJAJ YOKOGAWA, 255-250-AJAJ Datasheet - Page 27

• Manufacturer Part Number: 255-250-AJAJ
• Description: ANALOG FREQUENCY METER MODEL 255-2 45-65HZ 120V
• Manufacturer: YOKOGAWA

Specifications of 255-250-AJAJ

• Meter Range: 45Hz To 65Hz
• Meter Size/dimensions: 2.5" X 2.5"
• Scale Length: 2.06"
• Meter Function: Frequency

AC Voltmeters
DC AMMETERS — ZERO-LEFT, 100 mV,
SHUNT RATED
DC AMMETERS — ZERO-CENTER
DC AMMETERS — ZERO-CENTER, 50 mV,
SHUNT RATED
AC VOLTMETERS, SELF-CONTAINED, 60 Hz
AC VOLTMETERS, SELF-CONTAINED,
400 Hz (IRON VANE)
AC VOLTMETERS, TRANSFORMER RATED,
60 Hz, 150 Volts (IRON VANE)
S
C
A
L
E
S
C
A
L
E
O
N
L
Y
O
N
L
Y
SCALE 600 Volts
ONLY
Rating and
100 Amp
150 Amp
200 Amp
250 Amp
300 Amp
400 Amp
500 Amp
600 Amp
800 Amp
100-0-100 Amp
150-0-150 Amp
100 Volts
150 Volts
300 Volts
500 Volts
600 Volts
150 Volts
300 Volts
20 Amp
40 Amp
50 Amp
75 Amp
10-0-10 Amp
15-0-15 Amp
20-0-20 Amp
30-0-30 Amp
50-0-50 Amp
20-0-20 Amp
50-0-50 Amp
75-0-75 Amp
10 Volts
15 Volts
30 Volts
50 Volts
Scale
1 Kiloamp
2 Kiloamp
1-0-1 Amp
2-0-2 Amp
5-0-5 Amp
3 Volts
5 Volts
750 Volts
3 Kv
New Big Look and Horizon Line
with two-way Shunt
with two-way Shunt
Calibrated for use
Calibrated for use
lead resistance
of 0.065 Ohms
0.00167 Ohms
0.00100 Ohms
lead resistance
of 0.065 Ohms
0.0500 Ohms
0.0250 Ohms
0.0100 Ohms
0.0050 Ohms
0.0033 Ohms
0.0025 Ohms
50 Ohms
50 Ohms
Band
Taut
(IRON VANE)
See pages 5-6, 10-11
with two-way Shunt
with two-way Shunt
Calibrated for use
Calibrated for use
Pivot and
lead resistance
of 0.065 Ohms
0.00167 Ohms
0.00100 Ohms
lead resistance
of 0.065 Ohms
117,260 Ohms
140,000 Ohms
0.0500 Ohms
0.0250 Ohms
0.0100 Ohms
0.0050 Ohms
0.0033 Ohms
0.0025 Ohms
10,000 Ohms
15,000 Ohms
70,260 Ohms
15,268 Ohms
70,900 Ohms
15,000 Ohms
15,000 Ohms
15,000 Ohms
2,500 Ohms
11.1 Ohms
29.0 Ohms
110 Ohms
251 Ohms
779 Ohms
Jewel
25 Ohms
25 Ohms
AC VOLTMETERS (RECTIFIER TYPE)
AC Ammeters
AC MILLIAMMETERS, SELF-CONTAINED,
25-400 Hz (IRON VANE)
AC AMMETERS — SELF-CONTAINED,
25-400 Hz (IRON VANE)
AC AMMETERS — TRANSFORMER RATED
60 Hz (IRON VANE) 5 AMPERES
S
C
A
L
E
O
N
L
Y
Rating and
100 Volts
150 Volts
200 Volts
250 Volts
300 Volts
100 mA
200 mA
500 mA
100 Amp
150 Amp
200 Amp
300 Amp
400 Amp
500 Amp
600 Amp
800 Amp
10 Volts
15 Volts
20 Volts
25 Volts
30 Volts
50 Volts
80 Volts
10 mA
25 mA
50 mA
10 Amp
15 Amp
20 Amp
30 Amp
50 Amp
80 Amp
10 Amp
15 Amp
20 Amp
30 Amp
40 Amp
50 Amp
75 Amp
80 Amp
Scale
1 Amp
3 Amp
5 Amp
8 Amp
1 Kiloamp
1.2 Kiloamp
1.5 Kiloamp
2.0 Kiloamp
3.0 Kiloamp
New Big Look and Horizon Line
1,000 Ohms/Volt
Band
Taut
(See pages 6-7, 11-12)
1,000 Ohms/Volt
Pivot and
0.0024 Ohms
0.0016 Ohms
0.0006 Ohms
0.0004 Ohms
0.0004 Ohms
0.015 Ohms
0.007 Ohms
0.003 Ohms
0.001 Ohms
0.007 Ohms
2158 Ohms
0.17 Ohms
341 Ohms
4.1 Ohms
0.7 Ohms
Jewel
84 Ohms
21 Ohms
21