ES-3156 Rev.10
BSP
Space-saving Two-wire Signal Conditioners B-UNIT
LOW FREQUENCY TRANSMITTER
Functions & Features
• Converting the outupt from a pulse-type transducer into a standard 4 – 20 mA DC signal
• Monitor terminals
• High-density mounting
Typical Applications
• Positive displacement flowmeters, turbine flowmeters and vortex flowmeters
• Proximity switches
MODEL: BSP–[1][2]
ORDERING INFORMATION
• Code number: BSP-[1][2]
Specify a code from below for each of [1] and [2].
(e.g. BSP-1/Q)
• Specify the specification for option code /Q
(e.g. /C01/S01)
[1] INPUT (voltage pulse)
1
:
0 – 100 Hz
2
:
0 – 500 Hz
3
: 0 – 5000 Hz
[2] OPTIONS
blank
: none
/Q
: With options (specify the specification)
SPECIFICATIONS OF OPTION: Q (multiple selections)
COATING (For the detail, refer to our web site.)
/C01
: Silicone coating
/C02
: Polyurethane coating
/C03
: Rubber coating
TERMINAL SCREW MATERIAL
/S01
: Stainless steel
GENERAL SPECIFICATIONS
Construction
: Plug-in
Connection
: M3.5 screw terminals (torque 0.8 N·m)
Screw terminal
: Nickel-plated steel (standard) or stainless steel
Housing material
: Flame-resistant resin (black)
Zero adjustment
: -5 to +5 % (front)
Span adjustment
: 95 to 105 % (front)
INPUT SPECIFICATIONS
Input
: Voltage pulse (zero-crossed)
Input amplitude
: 20 mVp-p – 50 Vp-p for 100 Hz and 500 Hz; 50 mVp-p – 50 Vp-p for 5000 Hz
Input impedance
: 100 kΩ at ≤ 0.7 V; 50 kΩ at ≥ 0.7 V
OUTPUT SPECIFICATIONS
Output
: 4 – 20 mA DC
Load resistance vs. supply voltage:
Load Resistance (Ω) = (Supply Voltage (V) – 12 (V))
÷ 0.02 (A) (including leadwire resistance)
INSTALLATION
Supply voltage
: 12 – 60 V DC
Operating temperature
: -5 to +60°C (23 to 140°F)
Operating humidity
: 30 to 90 %RH (non-condensing)
Mounting
: Surface or DIN rail; Standard Rack Mounting Frame BX-16H available
Weight
: 150 g (0.33 lb)
PERFORMANCE in percentage of span
Accuracy
: ±0.1 % (output 10 – 100 %)
Temp. coefficient
: ±0.01 %/°C (±0.006 %/°F)
Response time
: Approx. ≤ 1 sec. (0 – 90 %)
EXTERNAL DIMENSIONS & TERMINAL ASSIGNMENTS unit: mm [inch]
SCHEMATIC CIRCUITRY & CONNECTION DIAGRAM