Honeywell Excell 500/600 Controll System 500-XCL5010 ユーザーズマニュアル

EXCEL 500/600 INSTALLATION INSTRUCTIONS

Fig. 58 shows several connection examples for various
sensors: WS21 Wind Sensor; SAF 25 Solar Sensor; and VMP
Feedback Potentiometer.

Fig. 58. XF521A connection examples

Fig. 59 shows connections to a TF26.

Terminals 1, 3:  temperature adjustment
Terminals 5, 3:  room sensor
Terminals 6, 3:  LED

XF526 Analog Input Module

Technical Specifications
Number:

eight inputs (AI1 – AI8)

Input:

0...10 Vdc (low-input impedance, 25kOhm to 10 V /
200kOhm to GND);
0...20 mA (via external 500-ohm resistor);
4...20 mA (via external 500-ohm resistor);
NTC 20K ohm (-50...+150 °C);
PT1000 (-50...+150 °C)
PT1000 (0...+400 °C)
PT100 (-50...+150 °C)
PT3000 (-50...+150 °C)
Balco 500 (-50...+150 °C)

Protection:

up to 40 Vdc / 24 Vac

Resolution:

12-bit resolution

Accuracy:

±75 mV or 0.75% (0...10 V)

Table 8. Accuracy of analog input sensors

Range

Measurement error (without

sensor tolerance)

PT1000

NTC 20K

-58...-4 °F (-50...-20 °C)

≤ 1.2 K

≤ 5.0 K

-4...+32 °F (-20...0 °C)

≤ 0.7 K

≤ 1.0 K

+32...86 °F (0...30 °C)

≤ 0.5 K

≤ 0.3 K

86...158 °F (30...70 °C)

≤ 0.7 K

≤ 0.5 K

158...212 °F (70...100 °C)

≤ 1.2 K

≤ 1.0 K

212...266 °F (100...130 °C)

≤ 1.2 K

≤ 3.0 K

266...302 °F (130...150 °C)

≤ 1.2 K

≤ 5.5 K

With current sensors, a terminating resistor of R1 = 499 ohms
± 0.25 % must be connected.
Terminal 18 is an auxiliary output voltage (+10 Vdc,
I

max

= 5 mA) available for various sensor circuits.

Fig. 59. XF521A and TF26 example

EN1R-1047GE51 R0902