Benthowave Instrument Inc.

BENTHOWAVE INSTRUMENT INC. Acoustic Transducer & System 

Hydrophone and Preamplifier Wiring

Electrical Wiring to Data Acquisition Devices with High Input Impedance

Electrical Wiring to DAQElectrical Wiring to DAQ

Electrical Wiring to DAQElectrical Wiring to DAQ

Hydrophone Wiring (with Built-in Preamplifier)

BII manufactures single-power-supply preamplifiers and split-power-supply preamplifiers with single-ended output and differential output, please double check the specification of preamplifiers before powering the hydrophone to avoid damaging the hydrophones.

Power Supply Type of Preamplifiers: Single-Power-Supply Single-Power-Supply Dual-Power-Supply
Underwater Mateable Connector (4 Contacts) Single-Ended Output Differential Output Single-Ended Output
Pin 1: Common  Common  Common 
Pin 2: Signal  Signal + Signal 
Pin 3: +VDC +VDC +VDC
Pin 4:  Common Signal - -VDC
       
Underwater Mateable Connector (5 Contacts) Single-Ended Output Differential Output Single-Ended Output
Pin 1: Common  Common  Common 
Pin 2: Signal  Signal + Signal 
Pin 3: +VDC +VDC +VDC
Pin 4:  Common Signal - -VDC
Pin 5:  Cable Shield Cable Shield Cable Shield
       
Underwater Mateable Connector (8 Contacts) Single-ended Output Differential Output Single-ended Output
Pin 1: Common Common Common
Pin 2: Signal Signal + Signal
Pin 3: +VDC +VDC +VDC
Pin 4:  Common Signal - -VDC
Pin 5:  A1 (Gain Selection) A1 (Gain Selection) A1 (Gain Selection)
Pin 6: A0 (Gain Selection) A0 (Gain Selection) A0 (Gain Selection)
Pin 7: Digital Common Digital Common Digital Common
Pin 8: Shielding Shielding Shielding
       
MIL-5015 Style (4 Contacts) Single-Ended Output Differential Output Single-Ended Output
Pin A: Common  Common  Common
Pin B: Signal  Signal + Signal 
Pin C: +VDC +VDC +VDC
Pin D: Common Signal - -VDC
       
BNC and  +9V Battery Snap Single-ended Output   Single-ended Output
Female Snap: Power Supply: +VDC   Two Batteries: +9VDC
Male Snap: Common   Common
BNC Center Pin: Output Signal   Output Signal
BNC Shield: Common Common
       
Wire Leads Single-ended Output Differential Output Single-ended Output
Red Wire: +VDC +VDC +VDC
Black Wire: Common Common Common
White Wire: Output Signal Output Signal + Output Signal
Blue Wire: Common Output Signal - -VDC
Cable Shield (Drain Wire): Shielding Shielding Shielding
       
Wire Leads (BII-7080 Series ONLY) Single-ended Output    
Red Wire: +VDC    
Black Wire: Power Supply and Digital Common    
White Wire: Output Signal    
Green Wire: Output Common    
Brown Wire: Digital A1 (Gain Selection)    
Blue Wire: Digital A0 (Gain Selection)    
Cable Shield: Shielding    
       
Wire Leads with +9V Battery Snap Single-ended Output Differential Output Single-ended Output
Female Snap: +VDC +VDC +9VDC
Male Snap: Common Common Common
White Wire: Output Signal Output Signal + Output Signal
Blue Wire: N/A Output Signal - N/A
Black Wire: Common Common Common
Cable Shield (Drain Wire): Shielding Shielding Shielding
       
Wire Leads with +9V Battery Snap
(BII-7080 Series ONLY)
Single-ended Output    
Female Snap: +9 VDC    
Male Snap:  Battery Common    
White Wire: Output Signal    
Green Wire: Output Common    
Brown Wire: Digital A1 (Gain Selection)
Blue Wire: Digital A0 (Gain Selection)    
Black Wire: Digital Common    
Cable Shield: Shield    
       
Thru-hole Mounting: Wire/Cable Bundle with Wire Leads Single-ended Output Differential Output Single-ended Output
Coax Conductor: +VDC +VDC +VDC
Coax Shield: Common Common -VDC
White Wire: Output Signal Output Signal + Output Signal
Black Wire: Common Output Signal - Common
Cable Shield: Shielding Shielding Shielding
       
Hydrophone Wiring (no preamplifier)
Coax, Single-ended Shielded Cable, Single-ended Shielded Cable, Differential
Hydrophone Wiring Hydrophone Wiring Hydrophone Wiring
 Wires, Single-ended  Wires, Differential  
High Temperature Transducer High Temperature Transducer   
     
Wires Single-Ended Output Differential Output
White Wire: Signal Signal +
Black Wire: Common Signal -
Green Wire N/A Common
     
Shielded Cable Single-Ended Output Differential Output
Red or White Wire: Signal Signal +
Black Wire: Common Signal -
Shield/Drain Wire: Common Common
     
Coax with Wire Leads Single-Ended Output Differential Output
Coax Conductor Signal N/A
Coax Shield Common N/A
     
Coax with BNC Single-Ended Output Differential Output
BNC Center Pin Signal N/A
BNC Shield Common N/A
     
Underwater Mateable Connector (4 Contacts) Single-Ended Output Differential Output
Pin 1: Common  Common 
Pin 2: Signal  Signal +
Pin 3: Open (Not used)  Open (Not used)
Pin 4:  Shielding Signal -
     
Underwater Mateable Connector (5 Contacts) Single-Ended Output Differential Output
Pin 1: Common  Common 
Pin 2: Signal  Signal +
Pin 3: Open (Not Used) Open (Not Used)
Pin 4:  Common Signal -
Pin 5:  Cable Shield Cable Shield
     
MIL-5015 Style  Single-Ended Output Differential Output
Pin A: Common  Common 
Pin B: Signal  Signal +
Pin C: Open (Not used)  Open (Not used)
Pin D: Shielding   Signal -

Hydrophone Wiring 

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