Modutec BL Series

Performance Specifications

BL Isolated Power

Performance

Conversion Rate	2.5 per second
Normal Mode Rejection	≥40db 50-60Hz
Common Mode Rejection	≥100db 50-60Hz (except isolated DC powered, which is ≥80db 50-60Hz)
Zero Adjust	Automatic
Tempco	±200PPM/°C typical (except thermocouple inputs which are .1°/degree)
Warmup	10 minutes

Power Options

115V +10%, -15%	50 to 400Hz at 2VA
230V +10%, -15%	50 to 400Hz at 2VA
10 to 15VDC or 20 to 32VDC	150mA (including backlighting)

Environment

Operating	-20 to +60°C
Storage	-30 to +70°C

Inputs

DC Inputs	Accuracy	Input Resistance	Overload Protection
200mVDC & 2VDC	±(.1% +1 count) typical ±(.2% +1 count) maximum	≥100 MΩ	200V continuous 300V intermittent
20VDC & 200VDC	±(.1% +1 count) typical ±(.2% +1 count) maximum	1 MΩ	350V continuous 500V intermittent
DC Current	±(.1% +1 count) typical ±(.2% +1 count) maximum	200mV drop full scale	3 times f.s. current

AC Inputs	Accuracy	Input Resistance	Overload Protection
AC Voltage	±(.5% +1 count) typical	≥1 MΩ	350V continuous 500V intermittent
5AAC Current	±(.5% +1 count) typical	Current transformer	3 times f.s. current
50AAC Current	±(.5% +5 count) typical	Current transformer	3 times f.s. current

Frequency Inputs	Accuracy	Distortion
40.0 to 199.9Hz	±.2Hz (40 to 70Hz) ±.5Hz (above 70Hz)	≤.1Hz for up to 20% third harmonic distortion
40 to 440Hz	±1Hz	≤.1Hz for up to 20% third harmonic distortion

TemperatureInputs	Accuracy	Input Resistance	Overload Protection
Type J Thermocouple
-23°C to +649°C	±(.1% +1 count) accuracy ±1.3°C conformity error	45 uV maximum per 100&ohms; thermocouple lead resistance	200V continuous
Type K Thermocouple
-40°C to +815°C	±(.1% +1 count) accuracy ±1.2°C conformity error	45 uV maximum per 100&ohms; thermocouple lead resistance	200V continuous
Type T Thermocouple
-73°C to +315°C	±(.1% +1 count) accuracy ±1.5°C conformity error	45 uV maximum per 100Ω thermocouple lead resistance	200V continuous
100 Ω Pt. ∝=.00385 -130 to +315°C	±(.2% + 1 count) maximum	1mA RTD current	±5V
100 Ω Pt. ∝=.00385 -73to +98°C	±(.2% + 1 count) maximum	1mA RTD current	±5V

 

BL Non-Isolated Power

Display

Digits	3½ digits, 7 segments Backlit LCD 1999
Digit Height	0.5" (12.7mm)
Polarity	Automatic (-) displayed
Decimal Point	Three positions, external selection
Overload	Three lower digits blank for readings greater than 1999

Performance

Accuracy	±(0.1% rdg + 2 count) with +5 and ±5V power ±(0.1% rdg + 1 count) with 9V power 2.5 per second
Conversion Rate	2.5 per second
Common Mode Voltage Range	±1V maximum
Common Mode Rejection	>86 db
Zero Adjust	Automatic
Tempco	100PPM/°C typical

Standard Analog Inputs

Full Scale Range	Choice ±200mV, ±2V, ±20V, ±200V, ±200µA, ±2mA, ±20mA, or ±200mA. Special ranges and engineering units available
Configuration	True differential input and references
Ratiometric Operation	Available on models BL-100, -130, -300, -330, -400, -430, -500, -530, -600, and -630
Protection	250V DC or 150V RMS continuous; 300V intermittent, maximum
Bias Current	1pA typical, 10pA maximum

Standard Power Options

+5V and -5VDC	±5V ±5% @ 150 uA
+5VDC	5V ±5% @ 3 mA

Connector Pin Designations

V+, V-	Positive & negative connections for power supply
NC	Not connected
TST	Return for +5V power
COM	Internal reference voltage return. Input common for 9V units
IN HI, IN LO	Signal inputs
RFL, RFH	Differential reference inputs
ROH, ROL	On board reference terminals
D1, D2, D3	Decimal point selection: Connect to V+ as follows: D1=X.XXX D2=XX.XX D3=XXX.X
L1, L2	Backlighting power terminals: Connect as below. Series 300, 400 (Green): L1 is negative input, L2 is positive Series 500, 600 (red): L1 is positive input, L2 is negative

Backlighting Power Options (Series 300, 400, 500, and 600 only)

Power	Voltage Range	Red Current1	Green Current1
5VDC	4.7V to 5.25V maximum	130mA to 200mADC (165mA nominal)	75mA to 160mADC (115mA nominal)
12VDC	11V to 13V maximum	50mA to 100mADC (80mA nominal)	40mA to 80mADC (60mA nominal)
24VDC	22V to 26V maximum	32mA to 50mADC (40mA nominal)	20mA to 40mADC (30mA nominal)

Connectors

Series BL-100, 130, 300, 330, 400, 430, 500, 530, 600, 630	13 connector pins, 0.025" square
Series BL-101, 131, 301, 331, 401, 431, 501, 531, 601, 631	17 terminal connector block
Series BL-102, 132, 302, 332, 402, 432, 502, 532, 602, 632	7 solder pads
Backlight power terminals	2 solder pads

Environment

Operating2	-0 to +50°C
Storage	-20 to +70°C

Options:

• Female connector for BL-100, 130, 300, 330, 400, 430, 500, 530, 600,630 series: Order 00-939033-091
• For display hold function add suffix "-H" to catalog number
• For coated board and solid front cover add suffix "-MI" to catalog number
• For special OEM requirements, other input ranges, wider operating temperature, or other features, contact the factory

Notes:

1: External resistor may be used to lower current requirements
2: Extended operating ranges available

 

BL Flat Packs

Display

Digits	3½ digits, 7 segments Non-Backlit LCD 1999
Digit Height	0.5" (12.7mm)
Polarity	Automatic (-) displayed
Decimal Point	Three positions, external selection
Overload	Three lower digits blank for readings greater than 1999
Low Battery	"Low Bat" annunciator for <7.2V (9V power only)

Performance

Accuracy	±(0.1% rdg + 2 count) with +5 and ±5V power ±(0.1% rdg + 1 count) with 9V power
Conversion Rate	2.5 per second
Common Mode Voltage Range	±1V masimum
Common Mode Rejection	≥86db
Zero Adjust	Automatic
Tempco	100PPM/°C typical

Standard Analog Inputs

Full Scale Range	Choice ±200mV, ±2V, ±20V. Special ranges and engineering units available
Configuration	True differential input and references
Ratiometric Operation	-176, -177
Protection	250V DC or 150V RMS continuous; 300V intermittent, maximum
Bias Current	1pA typical, 10pA maximum

Standard Power Options

9V Battery	9V isolated, 7.2-12V @ 150uA
+5V and -5VDC	±5V ±5% @ 100 uA
+5VDC	5V ±5% @ 3 mA

Connectors

13 connector pins, 0.025" square	BL-177
15 solder pads	BL-176

Environment

Operating1	0 to +50°C
Storage	-20 to +70°C

Connector Pin Designations

V+, V-	Positive & negative connections for power supply
NC	Not connected
TST	Return for +5V power
COM	Internal reference voltage return. Input common for 9V units
IN HI, IN LO	Signal inputs
RFL, RFH	Differential reference inputs
ROH, ROL	On board reference terminals. ROL on BL-176 only
D1, D2, D3	Decimal point selection: Connect to V+ as follows: D1=X.XXX D2=XX.XX D3=XXX.X
BP, E1, B1, G1, AB	Can be used for underrange and overrange signal for external auto ranging on the BL-176

Options:

• Female connector for BL-100, 130, 177, 300, 330, 400, 430, 500, 530, 600,630 series: Order 00-939099-091
• For display hold function add suffix "-H" to catalog number
• For coated board and solid front cover add suffix "-MI" to catalog number
• For special OEM requirements, other input ranges, wider operating temperature, or other features, contact the factory

Notes:
1: Extended operating ranges available