740 3M, 740 Datasheet - Page 104

• Manufacturer Part Number: 740
• Description: TESTER ESD WRIST STRAP
• Manufacturer: 3M
• Type: Testerr

Specifications of 740

• Features: Wall Mount
• Power Supply Type: AC Adapter
• Size: 137.92 mm x 189.99 mm x 53.09 mm
• Meter Display Type: LED
• Accuracy %: 20%
• External Height: 5.43"
• External Width: 7.48"
• External Depth: 2.09"
• Weight: 450g
• Accuracy: +/-10% For 10, 35 & 50Mohms
• Rohs Compliant: NA
• For Use With/related Products: Wrist Straps, Footwear
• Lead Free Status / RoHS Status: Vendor undefined / Vendor undefined
• Other names: 98079825257; SCP204

3M
Item
Dimensions
Weight
High Voltage Power Supply (internal)
Low Voltage Power Supplies
Operating Time (rechargeable batteries)
Storage Memory Capacity
Response Time
Impedance
Accuracy
Operating Functions
Interfaces
Displays
Settings — CPM* Operating Function
Static Decay Time
Offset-Voltage Time
Voltmeter Operating Function
Fieldmeter Operating Function
Plate Electrode
Cup Electrode
Selection of Operating Function
Operating Temperature
Humidity
Storage Temperature
*Charge Plate Monitor
™
Charge Analyzer 711 Properties
Typical Properties
Base unit: 6 H x 6 W x 6 in. L (15.2 x 15.2 x 15.2 cm)
3.53 lbs. (1.6 kg)
> 1100 V positive or negative (current limiting resistor: 10M ohm)
Built-in NiMH-rechargeable batteries, 1400 mAh
AC/DC Adapter: secondary side, DC 12 V/500 mA
4 hours (approximately) with full charge
128 k EEPROM (e.g. sufficient for approximately 100 CPM*-measurements)
0 to 100%; 100 ms
10
± 2.5% of range end value (digitized)
± 5% for the analog output (for 1000 V range)
± 10% for the analog output (25, 100, 500 and 5000 V ranges)
CPM* (positive/negative/automatic), voltmeter and fieldmeter
Analog output ± 2 V (± 1 V, in 500 V range for voltmeter), serial PC-COM, and external field
sensor type 711 RS
Two, 11-segment positive and negative LED-bar charge indicators
16-digit alphanumeric dual row LCD
Starting voltage: 600 V – 1200 V in 1 V-steps
Stop voltage: 1 V – 500 V in 1 V-steps (in decimal mode)
0.1 seconds – 99.9 seconds
1 – 10 seconds in 1 second steps and 10 – 60 seconds in 10 second steps
Ranges: 25 V, 100 V, 500 V, 1.0 kV, 5.0 kV and auto range
Ranges: Manual 1.25 kV/m, 5 kV/m, 25 kV/m, 50 kV/m, 250 kV/m, and automatic
SS-steel (152 x 152) mm/(6 x 6) inches, removable, capacitance (20 ± 2) pF
Gold-plated electrode with 4 mm-banana socket, for voltage measurements
Pre-setting is “FIELDMETER,” additional automatic settings by applying the plate or cup electrode
32°F to 113°F (0°C to 45°C)
Maximum 60%
Note: At high relative humidity, charge leakage may occur affecting the decay time measure-
ment
-22°F to 140°F (-30°C to 60°C)
15
ohm (Teflon
™
-separators cleaned)
Test Equipment
99