255-250-DNDN-UL YOKOGAWA, 255-250-DNDN-UL Datasheet - Page 28

• Manufacturer Part Number: 255-250-DNDN-UL
• Description: FREQUENCY PANEL METER MODEL 255-2 55-65HZ 240VAC UL
• Manufacturer: YOKOGAWA

Specifications of 255-250-DNDN-UL

• Meter Range: 55Hz To 65Hz
• Meter Size/dimensions: 2.5" X 2.5"
• Scale Length: 2.06"
• Meter Function: Frequency

22
DC Voltmeters
DC MILLIVOLTMETERS — ZERO-LEFT
DC MILLIVOLTMETERS — ZERO-CENTER
DC VOLTMETERS — ZER0-LEFT
DC VOLTMETERS — ZERO-CENTER
DC Ammeters
DC MICROAMMETERS — ZERO-LEFT
DC MICROAMMETERS — ZERO-CENTER
DC MILLIAMMETERS — ZERO-LEFT
5-0-5 Volts thru 500-0-500 Volts
600-0-600 Volts
1 Volt thru 500 Volts
600 Volts
Rating and
100 mV
100-0-100 mV
100 uA
200 uA
500 uA
100-0-100 uA
500-0-500 uA
100 mA
150 mA
200 mA
300 mA
500 mA
750 mA
50 mV
50-0-50 mV
10 uA
20 uA
50 uA
10-0-10 uA
25-0-25 uA
50-0-50 uA
10 mA
15 mA
20 mA
25 mA
30 mA
50 mA
Scale
1 mA
2 mA
3 mA
5 mA
Stylist Series
10000 Ohms/Volt
10000 Ohms/Volt
1000 Ohms/Volt
1000 Ohms/Volt
5900 Ohms
4600 Ohms
2000 Ohms
4600 Ohms
2000 Ohms
32
11.2
30
660 Ohms
190 Ohms
116 Ohms
660 Ohms
190 Ohms
3.5
4.9
3.3
2.5
1.9
1.7
1.0
0.49 Ohms
0.33 Ohms
0.25 Ohms
0.17 Ohms
0.10 Ohms
0.067 Ohms
10 Ohms
20 Ohms
20 Ohms
40 Ohms
Band
32 Ohms
Taut
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
(See pages 15-16)
ALL VALUES ARE ±15% TOLERANCE
(See page 14)
Terminal Resistance Values
10000 Ohms/Volt
1000 Ohms/Volt
Pivot and
6000 Ohms
1950 Ohms
6000 Ohms
1950 Ohms
12.5 Ohms
42.4 Ohms
42.4 Ohms
980 Ohms
228 Ohms
980 Ohms
Jewel
25 Ohms
25 Ohms
50 Ohms
22 Ohms
N/A
N/A
N/A
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S
C
A
L
E
S
C
A
L
E
S
C
A
L
E
O
N
L
Y
O
N
L
Y
O
N
L
Y
DC MILLIAMMETERS — ZERO-CENTER
DC MILLIAMMETERS — SUPPRESSED ZERO
(Indicating receiving gauge applications)
DC AMMETERS — ZERO-LEFT, SELF-
DC AMMETERS — ZERO-LEFT, 50mV,
DC AMMETERS — ZERO-LEFT, 100mV,
DC AMMETERS — ZERO-CENTER, SELF-
DC AMMETERS — ZERO-CENTER, 50mV,
*Contact factory
15 Amps thru 2000 Amps
75 Amps thru 2000 Amps
Rating and
100-0-100 mA
200-0-200 mA
500-0-500 mA
500-0-500 Amps
10-0-10 mA
25-0-25 mA
50-0-50 mA
10-50 mA
10 Amp
15 Amp
20 Amp
25 Amp
30 Amp
50 Amp
15-0-15 Amps thru
Scale
1-0-1 mA
5-0-5 mA
0.25-1.25 mA
1-5 mA
4-20 mA
1 Amp
1.5 Amp
2 Amp
3 Amp
5 Amp
Rating and
1-0-1 Amp
3-0-3 Amp
5-0-5 Amp
10-0-10 Amp
15-0-15 Amp
25-0-25 Amp
50-0-50 Amp
Scale
CONTAINED
SHUNT RATED
SHUNT RATED
SHUNT RATED
Stylist Series
Stylist Series
CONTAINED
0.05
0.033
0.025
0.017
0.010
0.0050 Ohms
0.0033 Ohms
0.0025 Ohms
0.0020 Ohms
0.0017 Ohms
0.0010 Ohms
11.2 Ohms
32
31
9.9 Ohms
5.0 Ohms
2.0 Ohms
1.0 Ohms
0.53 Ohms
0.25 Ohms
0.10 Ohms
6.2 Ohms
2.4 Ohms
10 Ohms
Band
Taut
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
Ohms
0.050 Ohms
0.017 Ohms
0.010 Ohms
0.0050 Ohms
0.0033 Ohms
0.0020 Ohms
0.0010 Ohms
Pivot and
20 Ohms
Jewel
20 Ohms
Pivot and
42.4 Ohms
Jewel
22 Ohms
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