21238 Simpson, 21238 Datasheet - Page 48

• Manufacturer Part Number: 21238
• Description: Thermocouple
• Manufacturer: Simpson
• Type: J Typer

Specifications of 21238

• Lead Length: 12"
• Body Material: 316 Stainless Steel
• Thermocouple Type: J
• Peak Reflow Compatible (260 C): No
• Terminal Type: Wire Leaded
• Probe Length: 12 In
• Temperature Sensing Max: 1500°F
• Case Type: J
• Color: Black
• Function: Thermocouple
• Primary Type: Temperature
• Technology: Resistive
• Equipment Type: Thermocouples
• Features: Quick Disconnect
• Leaded Process Compatible: No
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

20
B
• Clean, uncluttered design offers maximum
• Glass window for optimum viewing
• Rugged black plastic case
• Red knife-edge pointer for precision
Specifications
Accuracy:
Movement:
Tracking:
Response Time:
Overload (1 sec.):
Overload (Continuous):
Repeatability:
Dial:
Case:
Resistance:
Operating Temperature:
Pointer:
Scale Length:
Net Weight:
visibility in minimum required height
readability
±2% F.S.
AC/Iron-vane, magnetically damped, DC Annular
±3%
1.5 seconds maximum
10 times F.S.
1.5 times F.S.
2%, 5% for taut band
Sharp clear scale. Each dial arc is calibrated to
track the specific type of movement used.
High density black plastic
±15% of meter impedance
-4°F to +149°F (-20°C to +65°C)
Red, knife-edge
Model 553: 2.69" (68.3mm) 523: 2.92” (74.2mm)
Model 554: 2.84" (72.1mm) 524: 3.25” (82.5mm)
Model 553: 5oz (0.14kg) 523: 9 oz (0.26kg)
Model 554: 6oz (0.17kg) 524: 10 oz (0.28kg)
Dimensions
AC Ammeters,
Ordering Information
† Requires external current transformer from page C3-C4
Range
0-1
0-5
0-10
0-15
0-25
0-50
0-100
0-150
3 - 1/2”-Models 523, 523T, 554
4 - 1/2”-Model 524, 524T, 554
Approx. Impedance
(Ohms) @60Hz
1
Iron-Vane Movement
.213
.008
.004
.0025
.002
.001
.008
.008
=
Panel Meter Cut-out Dimensions
Model/Size and Catalog Number
Model 553
3-1/2”
15049
15050
15052
15051
15053
15054
15056†
15057†
Model 554
15121
15120
15122
15123
15125
15124
4-1/2”
15127†
15128†