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In-Situ RS485 to SDI-12 Adapter for the TROLL 9500 User Manual

In-Situ Accessories for water

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Information Sheet

TROLL

®

9500 Instrument

Catalog No. 95200, 95210

(over)

ApplicAtion
Converts RS-485 signals from the TROLL 9500 instrument to SDI-12 for
processing by an SDI-12 data recorder. May be located up to 200 ft (61 m)
from the data recorder. Minimum SDI-12 voltage (9.6 V) can power a TROLL
9500 on 170 ft (52 m) of cable; longer cables require a higher voltage supply.
The data recorder or an external power supply may provide power to the 12 V
line.

physicAl Description
Material

PVC, nylon, polyurethane, titanium

Size

1.15 in (2.92 cm) O.D., 5.25 in (13.3 cm)
long

Cable

3 ft (0.9 m), 3-wire vented cable

Wetted materials

Weatherproof, not designed for submersion

Temperature range

Operating: -40° C to 70° C (-40° F to 158° F)

Storage: -55° C to 125° C (-70° F to 257° F)

signAls
Input

Approx. 9.6 - 16 VDC

Output

Approx. 9.6 - 12 VDC

Communication

Multi-drop serial SDI-12, ASCII 7 bits, even
parity, 1 stop bit

connections
3-conductor pigtail (plus shield) for connection to the terminals of an SDI-12
data recorder. WHITE = serial data line, BLACK = ground, RED = 12 V supply
line. The shield (green) should be terminated (grounded) at the data recorder
OR
9-pin military connector for data loggers
Twist-lock connector (male) connects to the instrument's RuggedCable

®

system.

Accessories

cAtAlog no.

Vented caps with membrane & desiccant (5) ....................... 27480
Desiccant replacement kit (10) ............................................. 29040

troll 9500

sDi-12 ADApter

95210

A

A

A

B

Dust cap

Vented cap with
hydrophobic
membrane &
desiccant

A

B

95200