User`s manual

User’s Manual 23
Figure 12. Multidrop BL2000 Network
R1
C17
C20
Y3
R4
C16
R20
R6
R12
C10
J5
R19
C80
R16
R130
U1
C2
C3
C19
R153
C18
R154
R9
R13
R15
C1
Y2
U5
J2
J1
J4 J3
C8
U2
R5
R11
R10
C75
C11
R17
C4
C13
U3
R8
R18
R2
R3
R23
R22
C14
R152
R7
C78
C77
C76
C79
C5
C15
Q1
R24
C21
+
C9
R14
C12
R21
C7
J12
DS1
DS2
GND RST- IN1 IN0 485- 485+ RXD2 TXD2 RXD1 TXD1 AGND DAC1 DAC0 ADC8 ADC7 ADC6 ADC5 ADC4 ADC3 ADC2 ADC1 ADC0+RAW +K
GND GND
GND
GND GND
GN D
AGND
AGND
AGND
AGND
AGND
AG ND
PWRLNK
JP2
C85
JP1
R157
R1
C17
C20
Y3
R4
C16
R20
R6
R12
C10
J5
R19
C80
R16
R130
U1
C2
C3
C19
R153
C18
R154
R9
R13
R15
C1
Y2
U5
J2
J1
J4 J3
C8
U2
R5
R11
R10
C75
C11
R17
C4
C13
U3
R8
R18
R2
R3
R23
R22
C14
R152
R7
C78
C77
C76
C79
C5
C15
Q1
R24
C21
+
C9
R14
C12
R21
C7
J12
DS1
DS2
GND RST- IN1 IN0 485- 485+ RXD2 TXD2 RXD1 TXD1 AGND DAC1 DAC0 ADC8 ADC7 ADC6 ADC5 ADC4 ADC3 ADC2 ADC1 ADC0+RAW +K
GND GND
GND
GND GND
GN D
AGND
AGND
AGND
AGND
AGND
AG ND
PWRLNK
JP2
C85
JP1
R157
R1
C17
C20
Y3
R4
C16
R20
R6
R12
C10
J5
R19
C80
R16
R130
U1
C2
C3
C19
R153
C18
R154
R9
R13
R15
C1
Y2
U5
J2
J1
J4 J3
C8
U2
R5
R11
R10
C75
C11
R17
C4
C13
U3
R8
R18
R2
R3
R23
R22
C14
R152
R7
C78
C77
C76
C79
C5
C15
Q1
R24
C21
+
C9
R14
C12
R21
C7
J12
DS1
DS2
GND RST- IN1 IN0 485- 485+ RXD2 TXD2 RXD1 TXD1 AGND DAC1 DAC0 ADC8 ADC7 ADC6 ADC5 ADC4 ADC3 ADC2 ADC1 ADC0+RAW +K
GND GND
GND
GND GND
GN D
AGND
AGND
AGND
AGND
AGND
AG ND
PWRLNK
JP2
C85
JP1
R157
GN
+K
/RESET
IN1
IN0
485
485+
RX
J2
10
9
8
7
6
5
Ground recommended