B2 BASIC SWITCHES BASIC SWITCHES SINGLE BREAK, COMMERCIAL & MILITARY GRADES, TWO WIDTHS Available in two widths, the B2 series can be specified to fit your application exactly. Double Turret The B2 series is also available with integral lever actuators as the B2-5 series. These are in addition to the A2 series auxiliary lever actuators shown in the B3 section. PC Terminals While the B2 series conforms to and is qualified to various military specifications, the same switch can be specified for commercial use at a cost savings. A choice of turret, quick connect and three lengths of printed circuit style terminals are available for both the 0.156" and 0.200" wide models. Solder Turret Whether it be military or commercial applications, OTTO can provide features you select for your application. You can specify the features you require without spending for ones you don't need. The OTTO B2 sub-subminiature switches conform to and are qualified under MIL-PRF-8805/4, MIL-PRF-8805/106 (high temp -55C to +205C) and MIL-PRF-8805/109. Basic switches are designed for miniature spaces where cam or other limit actuators are used on the button. In addition, a full range of toggle, pushbutton and lever actuators are available. Right Angle Quick Connect (R) Standard Characteristics/Ratings: ELECTRICAL RATINGS: Load Rating - Sea Level 115/250VAC, 60Hz silver contacts with gold plate Resistive 7A Features: Choice of 0.156" & 0.200" wide models Up to 7 amps switching Sensitive movement differentials Low operating forces Choice of eight terminal styles Long operating life Qualified under MIL-PRF-8805/4, MIL-PRF-8805/106 & MIL-PRF-8805/109 * UL recognized & CSA certified N/A Inductive 4A N/A Lamp 2A N/A 28VDC, silver contacts with gold plate Resistive 7A 4A Inductive 4A 2.5A Lamp 2.5A 2.5A 28VDC, gold plate contacts Resistive 1A 1A Inductive 0.5A 0.5A Lamp N/A N/A 1050Vrms 400Vrms DWV Electrical Life: 25,000 cycles Mechanical Life: 250,000 cycles Seal: Unsealed BASICS * * * * * * * Rating - 50,000 feet Operating Temp Range: -55C to +85C, high temp rating -55C to +205C Operating Force: 5 oz or 6 oz Release Force: 1 oz min Operate Point: 0.320 +/- 0.015 inches from mounting holes Overtravel: 0.004 inches min Movement Differential: 0.006 inches max Pretravel: 0.020 inches max MATERIALS: Specifications Subject To Change Without Notice Case: Thermoset, blue Cover: Thermoplastic, blue Button: Thermoplastic, black Terminals: Brass, gold over nickel Contacts: Stationary: Silver with gold plate Moveable: Silver or gold plate Terminal Hardware: None provided Mounting Hardware: None provided www.ottoexcellence.com 5 B2 BASIC SWITCHES BASIC SWITCHES SINGLE BREAK, COMMERCIAL & MILITARY GRADES, TWO WIDTHS MILITARY APPROVALS (MIL-PRF-8805/4, MIL-PRF-8805/106 & MIL-PRF-8805/109) Certain OTTO B2 models have been qualified to the military specification for these parts. The following is the latest listing. Basic Switch shown with Single Solder Turret Terminals Terminal Style 1 ELECTRICAL: (SPDT) MILITARY NO. OTTO P/N M8805/106-01 B2-200031 M8805/106-02 B2-200032 M8805/109-01 B2-111351 M8805/109-02 B2-112351 M8805/109-03 B2-111353 M8805/109-04 B2-112353 MS24547-1 (M8805/4) B2-211351 MS24547-2 (M8805/4) B2-211353 MS24547-4 (M8805/4) B2-212351 MS24547-5 (M8805/4) B2-212353 MS24547-6 (M8805/4) B2-200029 MS24547-7 (M8805/4) B2-200030 Double Solder Turret Terminals Terminal Style 2 Quick Connect Terminals Terminal Style 3 Mates with AMP 0.058" receptacles. Printed Circuit Pin 3 Lengths Terminal Styles 4, 5 & 6 Dim. "A" Dim. "B" Terminal Style 0.150" 0.270" 0.090" 0.240" 0.360" 0.180" 4 5 6 Right Angle Printed Circuit Terminal Style 7 ORDERING INFORMATION: Select the OTTO B2 basic switch to match your specific circuit and mechanical requirements. To order, specify your requirement using the OTTO Part Number Code shown to the right. Example: B2-112351 specifies Military grade construction on a 0.156" wide base, double turret terminals, 5 oz operating force, 0.005" movement differential and silver/gold contacts. B2 PART NUMBER CODE Bold Code numbers signify standard features with best availability. B2 - X Model (Width/Constr.) X X Actuator Terminal Style Style 1. 0.156" (MIL Grade) 1. Button 2. 0.200" (MIL Grade) 3. 0.156" (Com'l Grade) 4. 0.200" (Com'l Grade) 1. Turret 2. Double Turret 3. Q.C. Tab 4. PC Pin 0.150" lg. 5. PC Pin 0.270" lg. 6. PC Pin 0.090" lg. 7. Right Angle PC 9. Right Angle, Opposite of 7 X X X Operating Force Movement Differential Contact Material 3. 5 oz max 4. 6 oz max 2. 0.002" 3. 0.003" 4. 0.004" 5. 0.005" 6. 0.006" 1. Silver/Gold - High Current 2. Silver/Gold - Low Current Mates with AMP 0.058" receptacles. 6 OTTO Full Line Catalog Specifications Subject To Change Without Notice