Omega Engineering CYD201 Manuel d'utilisateur télécharger pdf (Page 38)

OMEGA Model CYD201/CYD208 User’s Manual

5-2 Service

5.2 MODEL CYD208 REAR PANEL CONNECTIONS

Figure 5-2. Model CYD208 Rear Panel Connections

J1 INPUTS

: Accepts 36-pin “D” style connector (208-MC) and multi-sensor

adapters. Adapter sits on top of thermometer and accepts up to 8

temperature sensors. Adapter designed for either circular 4-pin (2084) or

stripped wire (2081) sensors.

J2 SERIAL I/O

: RJ-11 jack for serial remote communications to a host

computer. May require accessories CYD200-J10 (RS-232C phone cord)

and CYD200-D (RJ-11 to DB-25 adapter).

J3 ALARM

: Relay responds to alarm setpoints and can trigger another

device. Contact 1 is normally open, contact 2 is normally closed.

FIX

switch: Switches alarm functions between monitoring all channels

(position 0) or monitoring channel 1 only (position 1).

LATCH

switch: When on (position 1), turns alarm on but not off (latched) as

indicated by temperature change. When off (position 0), turns alarm off or

on (unlatched).

SET

switch: Used in setting alarm setpoints and recalibration.

CAL ENABLE

(Calibration Enable) pushbutton: Used during A/D Converter

Calibration. See Paragraph 5.7.2.

I ADJ

(Current Adjust) trim potentiometer: Used during Current Source

Calibration. See Paragraph 5.7.1.

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Omega Engineering CYD201 Manuel d'utilisateur Page 38